Best Hex Bone Drill Bits in 2026

Specs: Diameter 7/8", Length 3-1/2", Rotation RH, Shank 3/8"

Razor sharp serrated edge for fast and flawless cutting

Quality Forged Construction for extended life

HSS Titanium Coating - Classic HSS construction with titanium coating for capability and durability. The cutting edge is hardened and honed for sharpness, chatter-free design with staggered cutting teeth ensure the precise countersinking and hole smooth clean.

Flutes Form - 2 flutes form helps clear chips and debris away from the bit, decreasing friction and heat for a faster, cooler drilling process.

Quick Change - 1/4 inch hex shank fits into all power tools more easily and securely, specially for locking into quick change chuck.

Speed Tip Reduces Walking

Ideal for drilling in metal, wood, and plastics

No spin shanks

CONVENIENCE: Change Bits Without Re-Chucking

USE WITH: Made to Fit 1/4 In. Drills

PRECISION: Bit Design Features a Self Centering Function for Perfect Hole Drilling

Premium Material: Manufactured from high speed steel for strength and durability

Storage: Supplied in a plastic storage box for easy storage and transportation

Widely USED: The 135° fast cutting point is automatically centered and penetrates quickly with less pressure,The drill kit meets all your requirements, including all common size specifications for Ideal Drilling in Wood/Cast Iron/Aluminum Alloy/Plastic/Fiberglass

PRECISION: Features Bosch’s unique product design with a precision tip to help solve any bit wandering or bit walking

QUALITY: This glass and tile set includes a high-quality carbide tip with a reinforced head to reduce stress, prevent bit cracking and the diamond ground cutting edges provide a longer life

VERSATILE: Perfect for common applications such as relief holes for glass cutting, bathroom and shower installs, drilling and fastening mirrors, setting concrete screws in tile and many more

Bright finish: Classic M2 High Speed Steel construction with Bright Finish for proven capability and durability.

Strength & Hardness: Made with HSS M2 steel, Rock wall Hardness Level HRC 62-63.

Package & Size: 12 Pieces in a plastic bag, Diameter 3/16 inch, Total length 3-1/2 inch, Working length 2-5/16 inch.

Premium Quality Set of Total 20 pcs. 1mm (5 pcs), 1.5mm (5 pcs), 2.0mm (5 pcs), and 2.5mm (5 pcs) Twist Diamond Drill Bits - Compatible with Dremel and Other Rotary Tools

Perfect for Jewelry Design Necklaces Earrings, Pendants, Bracelets with Sea Shells, Beach Glass, Rocks

BONUS INCLUDED 4 Different Sized Collets Compatible with DREMEL for Drilling Clean Holes in Fused Glass, Gemstones, Rocks, Ceramic, Porcelain, Gemstones

🔨【Various Sizes】 13 sets of drill bits include 1/16", 5/64", 3/32", 7/64", 1/8", 9/64", 5/32", 11/64", 3/16", 13/64", 7/32", 15/64", 1/4", can meet more needs.

🔨【M35 Cobalt Drill Bit】 The M35 cobalt drill bit is a durable, sharp and robust drill bit suitable for cutting stainless steel, iron castings, copper, aluminum and other soft metals as well as plastics, wood etc. Note that it is not applicable to quenched bolts.

🔨【Quick and Efficient】 The cobalt drill bit set can be used effectively on most soft and hard objects, with a 135 degree point tip and twist design for faster cutting, self-centering to prevent walk-off and faster chip and particle removal.

This wrench hex bit set includes different sizes: 1.5 2.0 2.5 3.0mm,meet your different needs.

Works with any 1/4" Drive Drill.

The bits are heat treated for durability,has high hardness,not easy to wear.

【Process Treatment】Titanium coated surface prevent rusting, which increase the hardness of the drill bit and reduces heat buildup, make the twist drill bit more wear-resisting for longer life.

【Twist Design & Performance】The 135° fast cutting point is automatically centered and penetrates quickly with less pressure,Prevent walking, clear chips and particles faster. Produced by precision fully ground which ensures chips move smoothly.

【Premium High Quality】Drill bits made from high speed steel for strength and durability. Screwdriver Bits are made of S2 steel material for ultimate durability.

Convenient Size Variety: This 15-piece M35 drill bit set includes everything you need for a user-friendly experience that suits all your needs. The set comes with: 1/16"x2pcs, 5/64"x2pcs, 3/32"x2pcs, 7/64", 1/8"x2pcs, 5/32", 11/64", 3/16",1/4", 5/16",3/8".

A Must For Professionals: Whether a professional wood worker, handyman or construction worker, or you simply enjoy the occasional house project as a relaxing hobby, the CaRoller metal drill bits for steel are an excellent assortment for ensuring perfect holes and plugs!

Heavy Duty Construction: This drill bit sets made with HSS cobalt durable material which ensures long-lasting use and superior wear resistance!

[PREMIUM QUALITY] TICONN drill bits are made from premium quality titanium coated high speed steel (HSS). These bits will stay sharper, last longer, and can drill at higher speeds than uncoated and oxide-coated drill bits. Double U shape flutes design clear chips effectively

[WIDE APPLICATION] 135° point angle drill bits keep centered without a pilot hole. These jobber self-centering drill bits have the rigidity and length for most applications of corded or cordless hand drills and drill presses. Ideal for drilling mild steel, aluminum, copper, soft alloy steel, wood, and plastic

[SIZE LIST] 14 different sizes including 16PCS 1/16", 16PCS 5/64", 15PCS 3/32", 10PCS 7/64", 10PCS 1/8", 8PCS 9/64", 8PCS 5/32", 3PCS 11/64", 3PCS 3/16", 2PCS 13/64", 2PCS 7/32", 2PCS 1/4", 2PCS 5/16", and 2PCS 3/8"

[M2 HSS]: Cuts A LOT MORE CLEAN holes and much EASIER than average step bits. In general, M2 has 50% more Tungsten and 150% more Molybdenum, both of which are key elements in improving the durability. Our additional Vacuum heat treatment and Nitride surface hardening treatment make the performance even better.

[Non-stop]: Our Polished Steps and Size Highlights make it possible for you to see target hole size during drilling. No need to stop in the middle of the drilling to check. Save you time and hassle.

[Easy & Fast]: With our high-accuracy CNC processing and several optimized design details over the years, our design cuts EASY, FAST and CLEAN, outperforming the average ones on the market. Comes with Quick change 1/4 inch hex shank for quick bit switches and compatible with impact ready power tools.

[PREMIUM QUALITY] TICONN drill bits are made from premium quality titanium coated high speed steel (HSS). These bits will stay sharper, last longer, and can drill at higher speeds than uncoated and oxide-coated drill bits. Double U shape flutes design clear chips effectively

[WIDE APPLICATION] 135° point angle drill bits keep centered without a pilot hole. These jobber self-centering drill bits have the rigidity and length for most applications of corded or cordless hand drills and drill presses.

[SIZE LIST] 13 different sizes including 1/16", 5/64", 3/32'', 7/64", 1/8", 9/64", 5/32", 11/64", 3/16", 13/64'', 7/32", 15/64" and 1/4", one piece for each size

SDS-PLUS DRILL BITS SET: Includes 7 commonly used hammer drill bits with 5 mm, 6 mm, 6 mm, 8 mm, 8 mm, 10 mm, 12 mm(approx. 3/16", 1/4", 1/4", 5/16", 5/16", 3/8", 1/2").

CARBIDE-TIPPED MASONRYCONCRETE BITS SET: Carbide-tipped bit heads are harder, tougher and more resistant to extreme loads for longer tool life. The SDS Plus drill bit will drill holes in concrete faster and easier.

MULTIPURPOSE: Concrete drill bits set is fully compatible with All SDS-Plus Rotary Hammer Drill, like BOSCH, Dewalt, Milwaukee, Hitachi, Hilti, MAKITA, etc.

High Quality Material - Our center drill bit is made of high quality material, which is solid, also enhance wear resistance and remove chippings clearly.

60 Degree Tip Angle - The center drill tip is accurate 60 degree, which can be used to process the centering hole and countersink of general material. It will be your great helper in drilling accurate centering holes.

Multifunction Applications - The center drill bit can work with lathe machines to drill holes in mold steel, cast iron, Alum, Carbon Steel, Wood, thread mold and other tough material, it will improve the the efficiency of drilling.

Safe material: PCB drill bits are made of quality tungsten steel, not easy to wear and bend; The anti-vibration design of the blade makes it stable and reliable during the engraving process

Improve precision: micro drill bits set adopts pointed cutting edges; The spiral cutting edge can reduce the cutting force, prevent the drill from breaking, and improve the machining precision, no burrs or debris

Size information: PCB drill bit set contains various sizes of drill diameter, 0.3 mm/ 0.012 inch, 0.4 mm/ 0.016 inch, 0.5 mm/ 0.020 inch, 0.6 mm/ 0.024 inch, 0.7 mm/ 0.028 inch, 0.8 mm/ 0.032 inch, 0.9 mm/ 0.035 inch, 1 mm/ 0.039 inch, 1.1 mm/ 0.043 inch, 1.2 mm/ 0.047 inch, each size has 3 pieces, totally 30 pieces in 3 boxes

100% Brand New and High Quality HSS Drill Bit.

Includes 20Pcs Micro HSS Mini Twist Drill Bits

Sizes: 0.3, 0.35, 0.4, 0.45, 0.5, 0.55, 0.6, 0.65, 0.7, 0.75, 0.8, 0.85, 0.9, 0.95, 1.0, 1.2, 1.3, 1.4, 1.5, 1.6mm

Material of the product: the small drill bits are made of HSS high speed steel, reliable, solid and durable, and will not be damaged easily after long-term use

Product packaging: the package contains 60 pieces fully ground high-speed steel mini twist drills in total, 2 boxes of transparent plastic drawer box and each box of 20 pieces; With sufficient quantity, these beautiful and elegant drills can meet your needs and are easy to use

Scope of application: small drill bits fit well for woodworking drilling, electronic product maintenance, household repair, can drill boards, plastic products, circuit boards and so on

High quality,durable use.The size of the tip of the tool is 1mm

Great tools for making an accurate hole on various bowlder, agates, pearls, jade, etc.

Use Tip:Light pressure, diamond tools are processed by grinding the workpiece, If use too muchstrength, flour is not easy to rule out, especially the small tools is also easy to damage.

Complete accessories: our package contains a total of 20 pieces twist diamond tip drill bit with 10 different diameters, namely, 0.8 mm, 1.0 mm, 1.2 mm, 1.5 mm, 1.8 mm, 2.0 mm, 2.5 mm, 3.0 mm, 3.5 mm, 4.0 mm, which can meet your different needs in daily life and work

Ideal tools: these heavy duty micro diamond drill bit have pointed enough drill bits, which can bring you a more practical and faster experience, helping you drill holes or polish target objects faster, and save time and effort when using them

Applicable object: the diamond encrusted drill bits have precise size and diameter, which can meet your different use requirements, and can be applied for drilling jade, metal, agate, jade, gemstones, pearls, pendants, and cobblestone, and so on

[SIZE] - 1mm diameter, 11mm length twist drill bit with 0.7mm shank.

[MATERIAL] - Diamond coated high speed steel(HSS) is made by spiral technology, has both toughness and hardness, is not easy to break. The drill bit is sharp, and is easy for chip removal.

[APPLICABLE MACHINE] - Widely used in rotary tool such as hand drills, drill press, flex shafts, bench drill and hanging mill.

☪Upgraded Dry Drilling Design : Mgtgbao Diamond Drill Bit integrated with wax lubricant inside which melts while dry drilling and cools the cutting surface; Water can be used as additional cooling to prolong the life of the bit. Surface plating can prevent the drill bit from rusting.

☪Multiple Size Dry Diamond Core Drill Bit: The diamond drill bit set contains 6 pieces of dry diamond bits different sizes, including 1pc 3/16” (5mm), 2pc 1/4” (6mm), 1pc 5/16” (8mm) , 1pc 3/8” (10mm), 1pc 1/2” (12mm) fit your need.

☪Widely Compatibility: black diamond drill is designed in round shank, which is compatible with most machines, such as hand drill, angle grinder, bench drill, also can be matched with side flutes help to remove debris and drill holes smooth and fast; Depth mark is also useful for precise project.

[DRILL BIT SIZES] Includes a 29-piece set with various drill bit sizes 1/4", 1/16 in, 5/64 in, 3/32 in,7/64 in, 1/8 in, 9/64 in, 5/32 in, 11/64 in,3/16 in,13/64 in, 7/32 in, 15/64 in, 1/4 in, 17/64 in, 9/32 in, 19/64 in,5/16 in, 21/64 in, 11/32 in,23/64 in, 3/8 in, 25/64 in,13/32 in, 27/64 in, 7/16 in, 29/64 in, 15/32 in, 31/64 in, 1/2 in

[M2 HSS] Premium M2 high-speed steel withstands extended drilling in tough materials, high-heat resistance and hardened surface for drilling holes in wood, plastic, and metal, like stainless steel, cast iron, light-gauge metal and aluminum.

[COLORFUL TIANIUM] Colorful tianium nitride finish provide maximum corrosion resistance and longer bit life.

1/8" 3.175mm shank

Shipped in protective plastic case

Japanese made tungsten carbide bits

TITANIUM | HIGH-SPEED STEEL: Made from 100% High-Speed Steel Construction with Titanium Coating for Proven Capability and Durability. Be equipped with every drill bit size you need in our handy and portable HSS metal drill bit kit. You will find long drill bits as well as small bits inside the metal storage box.

STRENGTH & DURABILITY: Made with HSS , Rockwall Hardness Level. Each of our HSS metric drill has been coated in Titanium as it is well reported to resist heat and friction giving you a quality finish and a longer lasting drill bit. Quality is as good as any major brand such as drill bit set.

METAL STORAGE BOX: Your order comes in a handy metal box with handle for all 99 Pcs bits, each drill bits have its own clearly labelled designated storage spot which makes it the best craftsman drill bit kit.

Specification: Drill Bit Diameter: 1.1mm / 0.04-inch, Flute Length: 50mm / 1.97-inch, Shank Diameter: 1.1mm / 0.04-inch, Total Length: 80mm / 3.15-inch; 5 x Mini Drill Bits

High Speed Steel: Made of high-speed steel, with high hardness, heat resistance, wear resistance, durability and long service life.

Extended Drill：The jobber extended drill is suitable for a wide range of applications, allowing you to access hard-to-reach areas where ordinary drills cannot. High hardness, sharp twist drill bits will make drilling easier and more efficient.

Diameter 6mm 1/4 Inch,diamond length 8mm,Quick-fit Hex Shank,fit a variety of quick-change chucks.

Multi-purpose for drilling of hard materials especially tiles, porcelain, granite, ceramic, glass, mirror, marble, stone, masonry, brick (not for wood)

Wax are inserted to the diamond drill bit for cooling and lubrication without adding water. Designed with hole and groove in the side of drill bit for removing stone chips.

Package Content: 2 x Glass Tile Drill Bit, 2 x Plastic Case; Product Name: Glass Tile Drill Bit

Shank Diameter: 6mm/ 1/4"; Material: Metal

Fit for: Glass, Tile, Ceramic; Color: Gold Tone