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Best results for how to drill into hardened steel
Irwin Tools3018002 Cobalt M-35 Metal Index Drill Bit Set, 29 Piece
Migiwata Metric M35 Cobalt Steel Extremely Heat Resistant Twist Drill Bits with Straight Shank Set of 13pcs to Cut Through Hard Metals Such as Stainless Steel and Cast Iron
Amazon.com
Last update was on: May 18, 2025 9:50 am
- COBALT STEEL - Manufactured from M35 cobalt steel, with molybdenum and cobalt added to creates a hardened alloy, measuring Rockwell hardness up to 67, extremely heat resistant
- 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 NEEDED - The 135° Quick-Cut points are self-centering and penetrate quickly with less pressure. Will not "walk" or "wander". Straight shank allows for firmly holding and accurate centering, fit for standard drill chucks and regular round collet chucks. Must be used and operated at proper RPMs for maximum efficiency
DEWALT DW1361 Titanium Pilot Point Drill Bit Set, 21-Piece
HYCLAT 5pcs Titanium Step Drill Bit, Hss Cobalt Multiple Hole 50 Sizes High Speed Metal Steel Step Drill Bit Set with Aluminum Case
Amazon.com
Last update was on: May 18, 2025 9:50 am
- 5pcs step drill bit IN 50 SIZES - each one step drill bit can drill several bore diameters. It's can work as 50pcs twist drill bits.You do not to replace drill bit constantly with the step drill bits.
- TITANIUM | HIGH SPEED STEEL: classic high speed steel with titanium coating for proven capability and durability in drilling holes in plastic, aluminum, copper, stainless steel and many other types of sheet metaland.
XtremepowerUS 3600W Heavy Duty Electric Demolition Jack Hammer Concrete Breaker (2) Chisel & Point Chisel Bit Hand Gloves w/Case
Amazon.com
Last update was on: May 18, 2025 9:50 am
- XtremepowerUS Jack hammer is Suitable for Home and Business, perfect For Demolition, Trenching, Chipping, Breaking Holes In Concrete, Block, Brick, Tile Stucco, Removing A Foundation, Concrete Slab, Oil Chimney And Much More
- Adjustable 360 degree foregrip provides extra control that makes it easy to conveniently adjust based on the positioning you need for the job at hand
- 3600 watt electric jack hammer delivers 1900 impacts per minute at 55 ft/lbs which can break up the hardest of surfaces
Norseman Drill Bits 44170 Ultra Dex Type 240-UB 135 Degree Split Point Magnum Super Premium Jobber Drill Set (29 Piece)
Amazon.com
Last update was on: May 18, 2025 9:50 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
DEWALT DW1354 14-Piece Titanium Drill Bit Set
CO-Z Step Drill Bits, HSS 5PCS Titanium Step Drill Bit Set, 50 Sizes in 5 High Speed Steel Unibit Drill Bits Set for Sheet Metal with Aluminum Case, Multiple Hole Stepped Up Bits for DIY Lovers
Amazon.com
Last update was on: May 18, 2025 9:50 am
- Extreme Durabikity: Cobalt high speed steel drill bits along with the titanium coating ensures extreme durability, will stay new and shiny for years to come.
- Different Sizes of Holes Can Be Drilled: Different sized shanks ensure compatibility with 1/4, 3/8 and 1/2 in. chuck sizes. You are capable to drill holes in different sizes which can meet your normal needs.
- Smooth Drilling: Non-walking drill tip provides fast and smooth drills on steel sheets, aluminum sheets, wood board, plastic board etc. (the board must be smaller in thickness than the height of step drill bits).
Drill Hog USA 13 Pc COBALT Drill Bit Set Index M42 Drill Bits
COMOWARE Titanium Twist Drill Bit Set – 13 Pcs Hex Shank High Speed Steel for Wood Plastic Aluminum Alloy, 1/16"-1/4"
Amazon.com
Last update was on: May 18, 2025 9:50 am
- 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.
DEWALT Cobalt Drill Bit Set with Pilot Point, 14-Piece (DWA1240)
Twist Drill Bit Set(12PCS), Werkzeug Titanium Drill Bit Set General Purpose High-Speed Steel, Metal Drill Bits Set for Wood, Plastic, Metal, Aluminum Alloy etc (1/8" – 25/64")
Amazon.com
Last update was on: May 18, 2025 9:50 am
- 【Twist Drill Bit】Werkzeug twist bit is made of high-speed steel and quenching treatment designed. High hardness, durable and offer superior cutting power
- 【135° Inclined Blade Drill Bit】New upgrade Precision grinding 135° inclined blade design make drilling more fast, enhanced cutting power and chip removal
- 【Spiral Grooves Design】Effectively prevent chippings accumulation. Fast discharge chips from the hole on both sides automatically
Drill Doctor DD500X500x Drill Bit Sharpener, Professional Design & Construction for Durability with Industrial-Strength Diamond Sharpening Wheel, Set Point Angles at 118° & 135°, Sharpens 3/32" to 1/2" standard twist bits
IRWIN Titanium-Nitride Coated Metal Index Drill Bit Set with Case, 29-Piece, 3018003
Amazon.com
Last update was on: May 18, 2025 9:50 am
- Titanium-coated nitride drill bits last longer and feature a cutting edge that stays sharp
- 135° split-point tip starts drilling immediately and helps eliminate walking
- IRWIN drill bits are great for repetitive metal drilling with portable drills and for use in stationary drill presses
- Includes 1/16" through 1/2" drill bit sizes in 1/64" increments
- Titanium nitride coating extends cutting edge life up to 6x
Greenlee DTAPKIT 6-32 to 1/4-20 6-Piece Combination Drill and Tap Set
Amazon.com
Last update was on: May 18, 2025 9:50 am
- Complete hole drilling, tapping, deburring and countersinking in one operation with power drill saves labor and time
- Back tapered beyond tap to prevent thread damage from over-drilling
- Deburr/countersink also provided on bit beyond back taper
- Made from hardened high-speed steel vs carbon steel for longer life
- Designed to tap up to 10-gauge metal
YXGOOD 5PCS HSS Cobalt Multiple Hole 50 Sizes Step Drill Bit Set Tools
Amazon.com
Last update was on: May 18, 2025 9:50 am
- Made of industrial high speed steel with titanium nitrite coating ensure durability and strength to drill clear holes in plastic, aluminum, wood, copper, stainless steel etc.
- 50 size in 5. This drill bit set replace 50 individual drill set in 5 precise step drill bits, which save your time and space.
- Two-flute design deburrs during drilling, clearing chips faster and allowing particles to escape for cleaner operation, keep bit cleaning.
