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Best results for half round drill bit
Norseman Drill Bits 44170 Ultra Dex Type 240-UB 135 Degree Split Point Magnum Super Premium Jobber Drill Set (29 Piece)
$79.99
$101.59
Amazon.com
Last update was on: December 8, 2023 12:16 am
- 29 pc. Ultra Dex Set Premium High Speed Steel Heavy Duty NAS 907B 135-Degree Split Point
- 1/16 - 1/2 by 64ths - Ultra Dex
- Precision ground point, flutes, body, clearance and drill diameter for ultimate accuracy and performance
- Special Hi-Molybdenum tool steel/ Gold Oxide
- NAS 907B Heavy Duty Jobber
Bosch IMC16 1/2" Impact MultiConstruction Drill Bit
$11.00
$14.19
Amazon.com
Last update was on: December 8, 2023 12:16 am
- Hex shanks – allows use in impactors and hammer drill/drivers for added versatility
- Robust high-quality carbide head – provides fast drilling in materials from masonry to plastic
- Sharp ground cutting edges – designed for advanced performance
- Steep flutes – deliver fast material removal
- Multi-application design – offers drilling in in wood and a variety of other materials
Bosch LBH010 1/2 x 6 Round Hammer Drill Bit
$11.09
$14.42
Amazon.com
Last update was on: December 8, 2023 12:16 am
- Asymmetric diamond-ground carbide tip – allows for precise starts
- Milled U-flutes with deep-cut spiral – delivers fast material removal
- Robust head – for long service life in impact applications
- Grip shank – provides aggressive gripping power
- Designed for impact applications – for fast drilling in block, masonry and concrete
BLACK+DECKER 19111 Bullet Drill Bit, 1/2-Inch
$9.99
$13.19
Amazon.com
Last update was on: December 8, 2023 12:16 am
- Premium bit optimizes performance and speed to complete the task
- Cleanly drills through wood, metal and plastic
- BULLET tip design prevents straying off your desired drill spot
- Premium bit optiizes performance and speed to complete the task
- Cleanly drills through wood, metal and plastic
- BULLET tip design prevents straying off your desired drill spot
Migiwata 15 Piece Metric M35 Cobalt HSS Drill Bit Kit with Straight Shank for Drilling Cast Iron, Brass, Aluminium, Stainless Steel and Other Hard Materials
$23.89
$28.67
Amazon.com
Last update was on: December 8, 2023 12:16 am
- Manufactured from M35 cobalt steel, with molybdenum and cobalt added to creates a hardened alloy, measuring Rockwell hardness up to 67, for much faster cutting and extra longer life span, with up to twelve times when compared with an average HSS drill bit.
- No center punch is needed—the aggressive 135° Quick-Cut points are self-centering and penetrate quickly with less pressure. Will not "walk" or "wander".
LETON HSS M35 Cobalt Drill Bit Set, Pack of 5 (1/2",12.7mm)
$39.00
$47.97
Amazon.com
Last update was on: December 8, 2023 12:16 am
- 100% Brand New and High Quality.
- Using high-quality high-speed steel, through special treatment, processed iron, steel, copper, Aluminum and other metal materials.
- Durable, mainly used for bore machining.
- Made of M35, namely Cobalt High Speed Steel, for super abrasive resistance in tough metals.
- Twist drill bit with round shank, sharp spiral groove.
Migiwata 1/2 Inch Fractional Size M35 Cobalt Steel Twist Drill Bit Set of 2pcs – Jobber Length and Straight Shank – Extremely Heat Resistant – Perfect for Drilling in Stainless Steel and Cast Iron
$18.89
$27.96
Amazon.com
Last update was on: December 8, 2023 12:16 am
- COBALT STEEL - Manufactured from M35 grade cobalt steel, with molybdenum and cobalt added to creates a hardened alloy, measuring Rockwell hardness up to 67, for much faster cutting and extra longer life span, with up to twelve times when compared with an average HSS drill bit.
- FOR STAINLESS STEEL - Particularly successful in cutting through hard metals such as stainless steel and cast iron, although they can be used for softer materials, too. Not for hardened steel / high carbon steel. Try to adjust the RPM when it fails to penetrate.
Neiko 10181A Quick Change HSS Titanium Coated Spiral Grooved Step Drill Bit 3-Piece Set | 31 Step Sizes in One Kit
$15.99
$22.71
Amazon.com
Last update was on: December 8, 2023 12:16 am
- Constructed of industrial high speed steel with titanium nitride coating for durability and strength to punch and drill clean holes in materials like plastic, aluminum, wood, copper, stainless steel and other types of sheet metal
- Unibit split point tip accelerates cutting speed while preventing angled walking away from center line of bore
- Two-flute spiral grooved design deburrs chip, dust and debris for clearance and smooth cutting
10 Piece Masonry Drill Bits Set (TILE, BRICK, CEMENT, CONCRETE, GLASS, PLASTIC, CINDERBLOCK, WOOD) Chrome Plated with Industrial Strength Carbide Tips – BONUS STORAGE CASE INCLUDED
$15.97
$23.80
Amazon.com
Last update was on: December 8, 2023 12:16 am
- MULTI-MATERIAL DRILL BITS - Easily Drills through Ceramic Tile, Glass, Cinderblock, Hard Plastic, Cement, Concrete, Mirrors, Windows, Travertine, Brick, Wood, and So Much More!
- DURABLE INDUSTRIAL GRADE CARBIDE TIPS - Carbide Tipped Drill Bits Are Built For Longevity and Will Stay Sharper Much Longer Than You're Typical Steel Drill Bit
- CONVENIENT STORAGE CASE - Keeps Your Masonry Drill Bits Safe & Organized in a Rust-Free Hard Plastic Container
MOHOO Countersink Drill Bits, 7pcs Woodworking Countersink Drill Bits Set, Woodworking Chamfer High-Speed Steel Countersink Drill Bits for Woodworking 3 4 5 6 7 8 10mm With Hex Key
$9.99
$14.29
Amazon.com
Last update was on: December 8, 2023 12:16 am
- ①TRI-POINTED DESIGN: The countersink drill bits set with tri-cuspid centering that make sure drills will not produce offset, not easy to slip, no bias, good for accurate and fast drilling. The five-edged chamfer design of the countersink drill helps to remove chips from the holes on both sides automatically and quickly.
- ②HIGH CARBON STEEL MATERIAL: Countersink drill bits are made of high carbon steel which offer high hardness, superior cutting power, good abrasion resistance.
Dashboard Beauty Ceramic Nail Drill Bit – Large Round Barrel Head To Quickly Help File & Smooth Acrylic Nails – Used For Manicure & Pedicure – Universal Fit For Any Electric Nail File Machine – Coarse
$12.97
$17.64
Amazon.com
Last update was on: December 8, 2023 12:16 am
- ✨ EASY TO HANDLE AND SAFE AROUND CUSTOMERS. Worrying about cutting your customers could now be a thing of the past. This drill bit can easily remove cuticles and reach through small and tight areas without scratching or hurting your clients. We Understand That Safety is First.
- ???? RESISTANT MATERIAL FOR HEAT DISSIPATION. Zirconia ceramic material has excellent heat dissipation to transfer the heat into other colder surrounding objects of the nail tools so it won't burn the customer when using the nail kit for a long-time.
Klein Tools KTSB15 Step Drill Bit #15 Double Fluted 7/8 to 1-3/8-Inch
$50.95
$58.08
Amazon.com
Last update was on: December 8, 2023 12:16 am
- Two flutes cut faster and keep bit cooler
- Fast-starting, non-walking drill tip
- High-visibility silver targets for primary hole sizes
- Thick 3/8-Inch hex shank won't round out in the drill chuck for a more positive grip
- 3 hole sizes
Drillbrush Bathroom Surfaces Tub, Shower, Tile and Grout All Purpose Power Scrubber Cleaning Kit
$14.95
$20.48
Amazon.com
Last update was on: December 8, 2023 12:16 am
- This kit contains medium stiffness nylon power brushes that will attach to your favorite cordless drill
- 3 different sizes and shapes of brushes for cleaning around your bathroom surfaces
- These nylon bristles will not scratch and can be used on tubs, sinks, baseboards, fiberglass shower enclosures, shower door tracks, and porcelain
- all three brushes have quarter inch QUICK CHANGE shafts,Cordless drill NOT included Drill NOT included
BOSTAL 60Pcs Drill Bits Set 1/8 1/16 3/64 5/64 3/32 7/64 Professional Twist Drill Bit Set Industry HSS TIN Coated Jobbers Length Mini Micro Drill Perfect Use for Steel Wood Plastic Aluminum Alloy
$9.92
$11.31
Amazon.com
Last update was on: December 8, 2023 12:16 am
- Industry grade HSS Material drill bit set: industry grade High Quality High Speed Steel, High hardness, good wear resistance and durability.
- Super performance: Bostal Drill is one professional OEM Factory for famous brand
- High quality drill bits is prime. Perfect Suitable for drilling holes in alloy steel, wood, nonferrous metal, cast iron and hard plastics.
- Full ground process and Titanium Surface Coating: Tin coating to enlarge the life of drill bits and longtime antirust.
Neiko 10169A Titanium Step Drill Bit Set with Automatic Center Punch, 5-Piece | High Speed Steel | SAE | Total 41 Sizes
$21.49
$24.50
Amazon.com
Last update was on: December 8, 2023 12:16 am
- Classic high speed steel with titanium coating for drilling holes in plastic, aluminum, copper, stainless steel, and many other sheet metal types
- Two-flute design deburrs during drilling, clearing chips faster and allowing particles to escape for cleaner operation
- Each step drill bit features a tri-flatted shank for a secure fit into power tool chucks, eliminating slip
- Automatic center punch creates spring-loaded high-impact strike against surfaces
Holikme 14Piece Drill Brush Attachments Set, Scrub Pads & Sponge, Power Scrubber Brush with Extend Long Attachment All purpose Clean for Grout, Tiles, Sinks, Bathtub, Bathroom, Kitchen & Automobile
$17.95
$19.75
Amazon.com
Last update was on: December 8, 2023 12:16 am
- * * ✔ Best Drill Cleaning Attachment Set（Brush&Scouring Pads&Scrub Sponge), Includes: 4 shape of Medium drill power scrubber brushes, 6 Piece different stiffnesses Scouring pads，2 Piece scrub sponge and 4 inch backer.
- * * ✔ 4 shape of brushes clean your bathtub, grout, upholstery, bathroom surface, floor, tile, shower, toilet and carpet etc, Nylon bristles will not scratch surfaces of them.
Drixet Drill Stop Bit Collar Set – Kit Includes: 1/8", 3/16”, 1/4”, 5/16”, 3/8”, 7/16” and 1/2-Inch with Allen Wrench to Tighten the Stops Set-Screws (7-Piece)
$7.99
$11.35
Amazon.com
Last update was on: December 8, 2023 12:16 am
- ✓ The Drixet Drill Stop Bit Collar Set will quickly and easily help you drill holes to exact depths and are ideal for production work and repeated drilling by positively locking anywhere along the bit.
- ✓ SPECS: Assorted Sizes: 1/8 in., 3/16 in., 1/4 in., 5/16 in., 3/8 in., 7/16 in., 1/2 in. and an Alan Key Wrench
- ✓ QUALITY: The Durable Alloy Steel Setscrew Type Collar will stay sturdy when tightened and is specially designed not to damage the bits.
Irwin Tools 4935076 5 Piece Hammer Drill Bit Set
$13.02
$17.32
Amazon.com
Last update was on: December 8, 2023 12:16 am
- Patented carbide tip controlled self centering when starting holes
- aggressive angles for faster drilling
- Patented flute design for rapid dust removal, reduces clogging and increases penetration speed
- Short drill head forces drilling dust into flute
- 140° cutting tip provides more cutting surface than competitor’s tip, reduces breakout in through-hole applications
- centering point prevents walking
IRWIN Tools 63124 3/8-Inch Cobalt 135-Degree Jobber Length Drill Bit, Pack of 6
$28.95
$37.64
Amazon.com
Last update was on: December 8, 2023 12:16 am
- Jobber drill bits made with M-35 Cobalt steel
- Cobalt steel helps dissipate heat for longer life
- Construction for Durability in abrasive materials
- 135-Degree Split Point Tip for reduced bit walking
- Straight shank works in both keyed and key-less drill chucks
