Last Updated on October 13, 2023 by Pro Handyman Australia – Editorial Team
In the vast world of DIY and professional construction, the right tools can make all the difference. For Australians, whether drilling into a solid brick wall or delicate woodwork, choosing the right drill bit is paramount for efficiency and precision. With countless brands and designs available in the market, identifying the cream of the crop can be a daunting task.
This article sifts through the myriad options, testing strength, durability, and performance to present you with the best drill bits available in Australia. Dive in to ensure your next drilling task is performed with nothing short of excellence.
Our Choice for:
- Best Overall Drill Bits
- Best Drill Bits for Diverse Needs
- Best Drill Bits for Professional Use
- Best Environmental-Friendly Drill Bits
- Best Drill Bits for Woodworking
Bosch CO21B 21 Pc. Cobalt M42 Drill Bit Set
Design and Build
Constructed with enhanced M42 alloy material, the Bosch CO21B boasts an impressive 8% cobalt composition. This key feature ensures a staggering 10x longer life when pitted against standard bits. Furthermore, the drill bit set is tailored for high heat resistance, evident from its ability to persistently function in high-temperature applications. Its thick web-helix design isn’t just a visual treat but adds a layer of stability, especially during challenging tasks.
Performance Metrics
Stainless Steel and Varied Materials: The set is exceptionally versatile. Whether it’s stainless steel, titanium, light-gauge metal, or even aluminum, these bits are up to the task. Their hardened surface facilitates effortless penetration, especially in abrasive materials.
Heat Resistance: The bits are high-heat resistant, allowing users to work for extended periods without the worry of wear and tear.
No-Skate Tip: A standout feature is the no-skate tip which guarantees a swift, accurate start, effectively reducing bit walking on the material surface.
Evolution over Time
In contrast with its predecessors, the Bosch CO21B has definitely upped its game. The integration of M42 grade cobalt, which promises a life 10x longer than standard cobalt bits, is a noteworthy improvement.
Design Choices
Bosch has made key decisions in the design department. The surface-hardened tip is not merely a specification on paper. In practice, it effortlessly breezes through tough abrasive materials. Moreover, the inclusion of a thick web-helix design promises swift material removal paired with enhanced stability.
Pros:
- Made with 8% cobalt for enhanced durability.
- Excellent heat resistance, perfect for prolonged applications.
- Versatile usage across varied materials.
- No-skate tip ensures accurate starts.
- Thick web-helix design for stability and swift material removal.
Cons:
- The sheer variety of bits might be overwhelming for novices.
- Given its enhanced features, might be overkill for very basic tasks.
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QWORK 5 Pcs Set (6, 6, 8, 10, 12mm) Multi-Material Drill Bit Set
Multi-Functional Design
Replacing the need for multiple bits, the QWORK Multi-Material Drill Bit Set stands out with its dual functionality: adept at drilling both tiles and masonry. Its specialized design makes it perfect for anchoring bathroom fixtures or setting up wall mirrors, providing a seamless transition from soft tiles to the tougher masonry behind.
Precision and Material
Equipped with a spear-pointed tungsten carbide tip, these bits efficiently penetrate diverse materials ranging from tiles, concrete, wood to even plastic, minimizing any breakout. This heavy-duty set is produced by a factory renowned for catering to major international tool brands, ensuring top-notch quality.
Sizes and Usability
The set includes 4 distinct sizes: 2x 6mm(1/4″), 1x 8mm(5/16″), 1x 10mm(3/8″), and 1x 12mm(1/2″). A U-type slot design expedites dust removal during drilling. The 3-flats shank fortifies the bit’s hold in power drills, boosting stability. For harder materials, using water as a lubricant is recommended.
Evolutionary Context
QWORK has historically been at the forefront of drill bit design on platforms like Amazon, frequently receiving accolades for their product’s performance. This particular model showcases improvements in handling higher hardness tiles and materials like reinforced concrete, marble, and granite.
Pros:
- Dual functionality reduces the need for multiple bits.
- Spear-pointed design ensures precision and minimizes breakout.
- Comes in a variety of sizes, catering to different drilling needs.
- Produced by a reputed manufacturer, guaranteeing high quality.
Cons:
- Might require water lubrication for harder surfaces, adding to the drilling process.
- May not be suitable for extreme heavy-duty tasks given its multi-functionality.
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Diamond Drill Bits, LepoHome 10 PCS Hollow Core Drill Bit Set
Performance and Versatility
Diverse in sizing, the Diamond Drill Bits set by LepoHome caters to a wide array of drilling needs, boasting diameters ranging from 6mm to a substantial 30mm. This kind of range sets it apart, satisfying various user requirements with ease. Additionally, the bits are engineered with a high-quality diamond dust coating, ensuring a fusion of sharpness, precision, and swiftness in action.
Material and Durability
Constructed with high strength Carbon Steel, these drill bits promise endurance. A smooth nickel-plated surface further accentuates their longevity, making them a reliable choice for long-term projects.
Cutting Precision and Application
The standout feature is the drill’s capability to achieve smooth and precise cuts, leaving no rough edges. Whether you’re drilling through glass, tile bottles, ceramic, or even granite, the results are consistent. However, it’s worth noting that these bits aren’t suitable for concrete or drilling depths beyond approximately 1/2″.
Recommendations for Use
To get the best out of these drill bits, it’s advised to maintain a speed of 800-1000 RPM. Keeping the drill cool is crucial, so continuous water lubrication is recommended, avoiding dry drilling at all costs.
Pros:
- Comprehensive range of sizes catering to diverse needs.
- Sturdy carbon steel construction enhances durability.
- Superior performance due to diamond dust coating.
- Quick, sharp, and smooth cuts on multiple materials.
Cons:
- Not suitable for drilling concrete.
- Limited to around 1/2″ depth of drilling.
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DEWALT DWA1181 21-Piece Set Black Oxide Coated HSS Twist Drill Bit Set
Functionality and Application
DEWALT’s 21-piece set emerges as a versatile toolset ideal for drilling an array of materials including metal, hardwood, softwood, PVC, and fiberglass. Its parabolic flute design optimizes chip ejection, especially beneficial for metal and wood drilling tasks. Demonstrating DEWALT’s commitment to durability, the black oxide coating serves a dual purpose: offering corrosion resistance and enhancing overall bit longevity.
Design and Durability
DEWALT’s distinctive black oxide finish doesn’t just give it an industrial aesthetic; it’s a testament to its durability. Its resilience against wear and corrosion means less frequent replacements and more consistent performance. The bits are constructed to ensure that they’re not just robust but also efficient in operation.
Precision and Usability
One of the highlights of these bits is the 135° split-point tip, ensuring immediate drilling upon contact, eliminating the annoyance of the bit “walking” on hard surfaces. This precision is further enhanced with the 31° Helix, tempering the aggressiveness of the parabolic flute, making the bits adept at drilling deeper holes without compromise.
Pros:
- Multipurpose utility across diverse materials.
- Enhanced chip ejection due to parabolic flute design.
- Superior corrosion resistance and durability owing to black oxide coating.
- Precise drilling with 135° split-point tips.
Cons:
- The coating, while durable, might wear out with excessive heavy-duty usage.
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Migiwata Hymnorq 1.0-10mm Metric Jobber Twist Drill Bits Set
Composition and Quality
Hymnorq’s set is crafted using HSS 4241 high-speed steel, falling on the more affordable side of the HSS spectrum. Titanium coating adorns these bits, but it’s pivotal to note that this layer is more decorative than industrial, primarily targeting rust prevention and aesthetic enhancement. A seasoned user might recognize this distinction, underscoring that this set is more aligned with softer materials and not cut out for intensive metalwork.
Design and Usability
Featuring a straight shank design, these bits ensure accurate centering and secure fit in standard drill chucks. The helical flute design promotes efficient swarf ejection, while its 118° point angle optimizes it for general drilling. Though they excel at drilling through wood and plastic, their occasional use for softer metals, such as aluminum, speaks to their versatility. For harder metals, however, a shift to M35-grade bits would be advisable.
Size Precision
Migiwata has taken steps to address concerns regarding size precision. They recommend a more hands-on approach by drilling first and then measuring the hole to ascertain accuracy. With sizes engraved on the shanks for bits larger than 3mm, the smaller ones require identification based on length and thickness.
Pros:
- Broad range of sizes catering to everyday tasks.
- Decorative titanium coating offers anti-rust protection.
- Efficient design for swarf expulsion.
- Suitable for wood, plastic, and occasional soft metal drilling.
Cons:
- HSS 4241 is at the lower end of the quality spectrum for high-speed steels.
- Titanium coating is decorative, not industrial-grade.
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TOPEX 128-Piece Drill Bit Set
Versatility and Design
This TOPEX set is a comprehensive assortment of 128 pieces, prepared to tackle a diverse range of tasks – from masonry and wood to metal and plastic drilling. Its universality is evident, making it compatible with many other renowned models. Every bit is meticulously color-coded, an intelligent design feature that expedites identification, particularly when the job demands swiftness.
Material and Durability
Fabricated from top-tier heat-treated steel, the longevity of these bits is undeniable. With the titanium-coated HSS drill bits as part of this collection, one can anticipate a cooler, smoother drilling experience, outliving conventional bits by up to three times. For those especially familiar with drill sets, the difference in quality and durability between high-speed steel and typical alternatives is conspicuous.
Convenient Storage and Accessibility
A distinctive black and orange durable carry case houses these tools. This isn’t just about aesthetics – the case’s molded placeholders ensure that every component has its place, optimizing organization. Such attention to storage details underscores TOPEX’s commitment to user convenience, especially for those on-the-move.
Pros:
- Comprehensive set suitable for various tasks, enhancing versatility.
- High-quality heat-treated steel ensures durability and robust performance.
- Intuitive color-coding expedites bit identification.
- Included specialist accessories like countersinks and flat wood drill bits elevate the set’s utility.
- Organized and portable carry case design.
Cons:
- For professional, specialized tasks, specific additions might be required.
- While the set is expansive, beginners might find the variety overwhelming.
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Firecore SDS Plus Carbide Drill Bit Set
Material and Construction
The Firecore SDS Plus set exhibits an exemplary blend of high-quality materials. The drill bit’s body, crafted from 40CR alloy structural steel, promises durability, while the YG8C hard alloy tip ensures resistance against wear and tear. This robust combination speaks volumes about its ability to endure challenging drilling tasks without losing efficiency.
Innovative Design Features
The X-shaped head is tailored for swift and effective drilling on a myriad of surfaces – be it concrete, brick, or granite. Coupled with the double flute design, this bit efficiently dispels debris, minimising bit stress and, by extension, prolonging its lifespan. The 4-cutter head is a notable upgrade, ensuring consistent hole quality and a heightened tool life.
Versatility and Compatibility
This 7-piece set, providing a range from 5mm to 12mm, arms users with the right bit for diverse applications. Its universal SDS-plus shank is designed to fit any SDS-plus rotary hammer, further cementing its adaptability.
Customer-Centric Approach
Firecore’s commitment to customer satisfaction shines through, not just in the product’s craftsmanship, but also in their promise of replacement or refund should there be any dissatisfaction. Such confidence in a product underscores its reliability.
Pros:
- High-quality alloy construction ensures long-lasting performance.
- X-shaped head and double flute design offer efficient drilling and debris removal.
- Universal SDS-plus compatibility provides wide-ranging adaptability.
- Stellar customer service with a satisfaction guarantee.
Cons:
- For users accustomed to traditional designs, the 4-cutter head might take some getting used to.
- Though versatile, might not cater to every specific, niche drilling requirement.
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Mgtgbao 10pc 5MM Masonry Drill Bits
High-Caliber Materials and Design
The Mgtgbao Masonry Drill Bits pride themselves on being crafted from the superior YG6X alloy, ensuring a fortified and durable construction. These bits undergo an oxynitriding process on the cutter head which notably enhances their hardness. In an era where recycled metals are commonly used, Mgtgbao has made a commendable choice in using new, high-quality alloys to guarantee product longevity.
Surface Treatment and Aesthetics
With a shift to an environmentally friendly plating process, these drill bits stand out not only in performance but also in sustainability. The surface electroplating ensures rust resistance, while the automated full-grinding polishing ensures uniformity in each bit.
Innovative Features
The unique cross angle design facilitates a neat, smooth, and precise drilling experience, devoid of rough edges or shudders. This is further augmented by the U-shaped drain groove and spiral handle, which seamlessly evacuates chips, resulting in smoother drilling. Moreover, the triangular positioning promises accurate drilling.
Versatility in Applications
These bits are adept at drilling through ceramic tiles, marble, thin iron plates, mirrors, and even glass, underlining their wide applicability. However, it’s crucial to employ water or coolant during such operations.
Packaging and Inclusions
Mgtgbao doesn’t just stop at the product; even the packaging is meticulously thought out. The set includes 10 identical 5mm drill bits, all encased in a sturdy plastic box for easy storage.
Pros:
- Use of high-grade YG6X alloy ensures durability and performance.
- Environmentally friendly surface treatment promises reduced rusting.
- Unique design features like the U-shaped groove and cross angle ensure precision and ease of use.
- Wide applicability, from tiles to glass.
Cons:
- Limited size variety in a single set may not cater to diverse drilling needs.
- Continuous usage without coolant can reduce the bit’s lifespan.
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Larouoba Masonry Drill Bit Set
Craftsmanship and Design
The Larouoba Masonry Drill Bit Set showcases an innovative U-shaped drain groove, complemented by a spiral handle design. This design ensures effortless chip removal, facilitating a smoother drilling process. Notably, the set offers a diverse range of six sizes, catering to varied drilling requirements.
Surface Treatment and Durability
Fine polishing and a forward-thinking electroplating process adorn the drill bit’s surface. This not only wards off rust but also augments the drill bit’s lifespan. Abandoning the traditional spray process, Larouoba’s emphasis on a more environment-friendly plating process adds a feather to its sustainability cap.
High-Caliber Materials
Constructed from high-quality hard alloy, the cutter head of these bits are of cemented carbide, boasting a hardness of up to 45HRC. This triangular cutter head design minimizes resistance, amplifying work efficiency and durability. The commitment to avoid second-hand recycled metals further ensures product longevity and quality.
Versatility and Usability
Designed for broad applications, these bits effortlessly penetrate concrete, walls, bricks, ceramics, and even stainless steel. However, for harder materials, introducing water or coolant is advisable. The non-slip 1/4 hex shank design enhances safety by ensuring a tighter grip on electric drills, reducing potential slippage.
Pros:
- Diverse size range caters to multiple drilling needs.
- Superior cemented carbide material ensures durability.
- Environment-friendly electroplating process.
- Enhanced safety with the non-slip hex shank.
Cons:
- While versatile, continuous drilling in harder materials without coolant can degrade the bit’s quality.
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Hxyrxib 50Pcs Diamond Coated Drill Bit Set
Design and Precision
The Hxyrxib Diamond Coated Drill Bit Set stands apart with its meticulously crafted design. The 6mm cutting hole diameter ensures precision, while its 5cm length provides stability. Its unique property to be used as a “guide” to the hole offers users an intuitive drilling experience, ensuring every hole is exactly where it’s intended.
Performance and Cutting Strength
Embedded with diamond dust, these drill bits offer unparalleled performance. This coating not only ensures a high-quality, clean cut but also outlasts conventional carbide or bimetal hole saws. This guarantees sharp edges, clean cuts, and significantly reduces the tremor phenomenon often experienced in other drill bits.
Application and Versatility
Perfectly suited for a myriad of materials such as glass, tiles, porcelain, ceramic, and even light stones like marble and granite, this set proves its versatility. Its wide-ranging applicability makes it an essential tool for kitchens, bathrooms, and DIY projects, giving users the flexibility to choose their application.
Usage and Maintenance
Drilling at a 45° angle initially and then realigning to 90° as the hole forms is recommended. Keeping the drill bit wet, especially when working on glass or ceramics, is crucial. This not only enhances its lifespan but also ensures optimal performance. Users should note that excessive heat can wear off the diamond coating.
Pros:
- Diamond dust coating ensures superior performance and longevity.
- Versatile applications from glass to light stone.
- Reduced tremor, ensuring a smooth drilling experience.
- Pack of 50 guarantees value for money.
Cons:
- Requires continuous water or coolant, making it a bit cumbersome for extended use.
- Overheating can compromise the diamond coating.
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Mengshen Forstner Drill Bits
Design and Performance
The Mengshen Forstner Drill Bits are crafted with precision in mind. Made from high-speed steel, these bits offer users a clean, smooth hole without the tremors usually associated with other bits. Their sharp cutting edge accelerates the drilling process while the design ensures efficient chip removal, resulting in a longer lifespan for the bits.
Versatility and Compatibility
One significant advantage of these drill bits is their wide compatibility. Whether you’re working with a drill press, pistol drill, bench drill, vertical drilling machine, or any other drilling apparatus, the Mengshen Forstner bits are up for the task. The package, containing five different sizes ranging from 15mm to 35mm, guarantees suitability for diverse woodworking needs.
Applications
Engineered for woodworking projects, these bits prove perfect for installing spherical door shoot tips, drawers, and perforations on various wood products, including particle boards, plywoods, and more. Their design ensures minimal incision resistance, making the drilling process swifter and devoid of unnecessary tremors.
Pros:
- High-speed steel construction ensures durability and precision.
- Versatile compatibility with various drilling machines.
- Five different sizes cater to a wide range of woodworking tasks.
- Efficient chip removal design prolongs bit lifespan.
Cons:
- Primarily focused on woodworking, limiting its application on other materials.
- Cemented carbide might not be the hardest material available for drill bits.
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lehom 15pcs Forstner Bit Set
Material and Build Quality
Crafted from high-grade carbon steel with 45% carbon content, the lehom Forstner Bit Set ensures durability and resistance against wear. The carbon steel composition gives these bits an edge in hardness, ensuring a longer life span.
Performance and Precision
The bits boast a high-precision design, ensuring accurate positioning when drilling. With the unique X-shaped head, users are assured visibility and stability, and the central tip further enhances precision, preventing unnecessary movement. In addition, the flat teeth on the drill head ensure improved piercing efficiency and superior debris removal, reducing heat accumulation.
Variety and Usability
One standout feature is the array of sizes provided. With 15 different cutting diameters ranging from 10mm to 50mm, this set offers versatility for various woodworking needs. Its design facilitates smooth cutting, especially in hardwoods and softwoods, with the radial cutting edge ensuring a clean finish at the bottom of holes.
Innovative Features
Key features like the single-tooth cutter head and the carbon steel shank enhance the tool’s overall performance. The robust blade and round handle are rustproof and designed for compatibility with multiple drilling machines. Moreover, the bits are suitable for diverse woods, including pine, beech, ash, and furniture-grade woods.
Pros:
- Diverse set of 15 different sizes caters to a wide range of woodworking needs.
- Premium carbon steel material ensures durability.
- X-shaped head design ensures precise and stable drilling.
- Suitable for multiple wood types, offering versatility.
Cons:
- Specific speed recommendations for large-sized drills may require careful handling.
- Primarily designed for woodworking, limiting its usability on other materials.
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Introduction to Drill Bits
Drill bits, an essential component in the toolkit of artisans, craftsmen, and builders, have an intriguing history. In the ancient civilizations of the Egyptians and the Chinese, rudimentary drill bits were developed for woodworking and metalworking, shaping the foundations for what was to come. As technological advancements ensued, drill bits became more specialized, ensuring higher precision and efficiency.
In Australia’s context, drill bits have seen significant evolution. Initially, relying on imports for sophisticated tools, the nation eventually embraced local manufacturing, adapting to the unique demands of the Australian environment. Today, Australian drill bits are not just tools; they represent a culmination of tradition, innovation, and adaptation, ensuring they stand up to the diverse challenges posed by the country’s varied landscapes.
Types of Drill Bits
The vast world of drilling introduces a plethora of bit types, each tailored for specific tasks. For those unfamiliar with the terminology, you might wonder what is a jobber drill bit amidst the variety. The ubiquitous twist bits are known for their versatility and are often a staple in household toolkits. Masonry bits, with their robust build, are designed to penetrate hard surfaces like concrete or stone. Forstner bits, revered for their precision, are the go-to choice for woodworking tasks requiring flat-bottomed holes. Spade bits, identifiable by their paddle-shaped structure, are perfect for boring large holes in wood. Hole saws, true to their name, cut out large diameter circles, while countersink bits create a conical hole, ideal for countersunk screws.
Materials and Construction
The foundation of a drill bit’s efficiency lies in its construction material. High-speed steel (HSS) is widely prevalent due to its ability to withstand higher temperatures without losing its temper (hardness). Cobalt steel, an upgrade from HSS, is known for its superior heat and abrasion resistance, ideal for drilling into harder materials like stainless steel. Carbide drill bits, while more brittle, deliver unparalleled sharpness, making them a preferred choice for precision tasks. The latest in the line are titanium-coated bits; these aren’t made of solid titanium but have a coating that significantly reduces friction and increases longevity.
Selecting the right material isn’t just about compatibility with the task; it’s an investment in durability and performance. A good bit reduces effort, ensures a clean finish, and, most importantly, lasts longer.
Specific Applications
A drill bit’s efficacy is determined by how aptly it’s used. For woodworking, where precision is key, Forstner bits or spade bits might be preferred. When dealing with metals, especially harder alloys, cobalt bits are the champions, ensuring a smooth, clean hole without excessive heat build-up. Masonry tasks, such as drilling into brick or concrete, demand the sturdiness of a masonry bit.
hoosing the right bit is more than just matching it to the material; it’s about understanding the job’s specific demands. When figuring out how to drill into stucco, for instance, the choice of drill bit is crucial. Whether you’re crafting a delicate wooden artifact, securing a metal frame, or penetrating a stucco wall, the right drill bit doesn’t just make the job easier; it defines the quality of the outcome.
FAQ Section: Choosing the Best Drill Bits
- What are the different types of drill bits available?
There are several types of drill bits designed for specific tasks. Common types include twist bits, masonry bits, Forstner bits, spade bits, hole saws, and countersink bits.
- How do I determine which drill bit material is best for my needs?
The choice depends on your drilling material and desired durability. For general purposes, high-speed steel (HSS) works well. For harder materials like stainless steel, cobalt bits are preferred. For precision tasks, carbide bits are ideal, while titanium-coated bits offer longevity and reduced friction.
- Can I use a wood-specific drill bit on metal or vice versa?
It’s essential to use drill bits as per their design. Using wood-specific bits on metal can damage the bit and yield poor results. Similarly, metal bits might not offer the precision required on wood.
- How often should I replace or sharpen my drill bits?
This varies based on the frequency of use and material type. However, if you notice reduced efficiency, burning smells, or see visible wear, it might be time either to sharpen the bit or replace it.
- What’s the difference between a regular drill bit and a titanium-coated one?
Titanium-coated drill bits aren’t made of solid titanium. They have a titanium coating which reduces friction, increases the bit’s life, and allows for a cleaner drill through materials.
- How can I ensure the longevity of my drill bits?
Regularly clean your drill bits after use, store them in a dry place, and avoid using them on inappropriate materials. Proper usage and storage can significantly extend the lifespan of your drill bits.
Conclusion
Choosing the right drill bit is more than just a technical decision; it’s a commitment to quality and efficiency. With an array of options available, understanding the nuances of each type and material can make all the difference in your drilling experience. Whether you’re a professional craftsman or a DIY enthusiast, investing time in selecting the perfect drill bit ensures not just a job well done but also longevity and durability of the tool. Remember, in the world of drilling, it’s not about force; it’s about finesse and the right tool.