Best Black Oxide Installer Drill Bits in 2026

Optimized brazing and hardening process for long life

15 percent faster (compared to S4L)

Bosch-made carbide tip is tougher and more durable under heavy loads

Versatile: This set includes a wide variety of both driver bits and drill bits as well as a selection of accessories to help assist in a number of drilling and fastening applications

Quality: The included driver bits feature designs to lessen damage to the screw head and provide better bit gripping Power; The split drill bit tips provide easy drilling starts and are ideal for a variety of applications such as wood, metal, masonry and more

Convenience: With such a wide variety of bits and accessory options, this set is deal for everyday tasks from the garage to the workshop to the home

Withstands high-temperature applications for extended periods of time (up to 1,100 degreeF)

Rigid, thick web design adds stability to bit in tough applications

Surface hardened to penetrate tough abrasive materials

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

Ideal bits for drilling in plywood, hard wood, and soft wood with handheld drills and drill presses

Drill flat bottom holes, pocket holes, and overlapping holes

Wood case for easy storage and protection

No-skate tip for clean and accurate starts

Titanium coating generates less friction for 2X longer life

Three-flat shank promotes better grip on bits 3/16-Inch and larger

12 head size bits

Fits all brands for SDS rotary hammers

Use for concrete, masonry, stone

Speed helix design for three times faster drilling than standard bits

Last 50 percent longer than high-speed steel

Easier drilling, reduced heat and extended drill bit life

Speed helix design for three times faster drilling than standard bits

Last 50 percent longer than high-speed steel

Easier drilling, reduced heat and extended drill bit life

Cobalt M42 drill bit – provides upgraded M42 Cobalt jobber-length bits designed for durability, high heat resistance and Hardened surface for stainless steel, cast iron, titanium, light-gauge metal and aluminum

Enhanced M42 alloy material – contains 8% Cobalt alloy that delivers 10x life vs. Standard bits

High-heat resistant bits – withstand high-temperature applications for extended periods of time

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

No skate tip – accurate starts

Designed for heavy-gauge and high-carbon steel

Long flutes for effective material removal

Features a full-cone threaded tip for fast and effortless drilling

Contoured paddle for fast chip removal

Hex shank power groove to reduce slippage

[LONG REACH]: Extra-long drill bits give you 12 inches of added length to work with and provides more stability during quick operations.

[DURABLE]: These drill bits are made from heat-treated M2 high speed steel for excellent hardness, wear resistance, and toughness.

[SMOOTH DRILLING]: Combining high hardness and sharp pointed tips, these drill bits easily puncture tough materials for a smooth drilling finish.

This is a replacement cabinet that will hold all of the bits in the IRWIN 3019000 252-piece Black and Gold drill bit set

3 rows of labeled slots keep all of your bits organized and accessible

Size labels identify bits clearly

Extreme Durability: 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).

The item is Bosch Daredevil DSBE1012 12-inch drill bit extension

Used for power tool accessories, drill bits & accessories

The product is manufactured in China

5/8" x 37” x 39" SDS Plus Drill Bit – long masonry hammer drill bit

High quality SDS bit designed to work in masonry applications; brick, stone, concrete, block, etc

Compatible with all SDS Plus sized rotary hammer drills; Bosch, DeWalt, Hitachi, Hilti, Makita, Milwaukee, etc.

Aggressive and self feeding Auger point

Heat treated spring steel shank with wire fishing accommodation holes in the head and shank

Three flat non-slip grip on the chuck end

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

Dimension: 6mmx50mmx3. 94in

Two flute u-shape - standard lifetime/good dust removal

Suitable for drilling holes in concrete, masonry and limestone

82˚ point for fast, smooth drilling in wood

Hole in flute for easy wire pulling through walls, ceilings and floors

3-flatted shank prevents slipping in drill chuck and includes hole for wire pulling Hole not included on 12" length bits

ACCURACY: Featuring a no skate tip to reduce bit walking, eliminate the need for center punch, and provide accurate starts

RELIABLE: Designed with long flutes for increased speed and effective material removal. The Bosch BL9IM Drill Bit Set is ideal for universal drilling in a variety of drills including 1/4in. hex drills.

TOUGH: Featuring an impact-rated shank, engineered for higher torque drills and impact drivers in tough construction applications.

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

TWIST DRILL-BIT SET: Each steel drill bit features an angled tip, a twist style, and a 135-degree split point for precise self-centering. Designed to increase cutting speed, these drill bits prevent walking to quickly clear chips and particles.

QUALITY TITANIUM BITS: These drill bits are constructed of high-speed steel with a titanium nitride coating, providing a high surface hardness to help penetrate tough materials. The steel also reduces friction between the bit and the workpiece.

VERSATILE LEFT-HAND PIECES: The special left-hand design is ideal for use with reversible drills with screw extractors to remove broken fasteners, screws, bolts, and studs during home repairs, automotive garage projects, professional work, and more.

Full size set kits includes from 3/64-inch to 1/2-inch in tough plastic case

Titanium coating reduces heat buildup for longer life, lasts X 6 more than conventional bits

Multipurpose use ideal for drilling in metal, wood, fiber glass and plastics, not for use on concrete or masonry

Upgraded multi-grind heads – deliver up to 85% faster drilling in metal than standard bits

Hex shanks and impact rated – allows use in impact drivers and hammer drill/drivers for added versatility

Sharp ground cutting edges – designed for advanced performance

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

【Premium True 5% Cobalt Steel with 68 HRC】- The Marked Cobalt Content of Ordinary Drill Bits May be False, but This Drill Bits Set is Made of Cobalt Ore from Our Own Mine, Which Indeed Contains 5% Cobalt. Although the Cost and Price are Slightly Higher, It Usually is able to Provide 3X Heat,Wear and Chip Resistance and 3X Tool Life.

【Split Point Design and Fully Ground Process】- Compared with Other Ordinary Drill Bits, This Drill Bits Set is Particularly Suitable for Heavy Duty Work, Such as Cutting through Stainless Steel,Steel Plate,Iron Sheet, Cast Iron and Hardwood, and Drilling Out Bolts Studs and Screws.

【3X Efficiency + 3X Tool Life】- This Cobalt High Speed Steel Drill Bits Set is Typically Capable of Running 3 Times Faster. Despite the Higher Price,the Cost Per Hole When Using Cobalt Drill Bit Will be the Lowest,Since It Can Produce So Many More Holes.

82 degree point for faster starts

2 recesses provided to allow for extension set screws - bits 5/8-Inch and over

Fish eye hole provided near tip of flutes to aid in pulling wire