Best Diablo Self Feed Drill Bits in 2026

Product 1: CONVENIENCE: Change Bits Without Re-Chucking

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

Product 1: PRECISION: Bit Design Features a Self Centering Function for Perfect Hole Drilling

IRWIN SPEEDBOR drill bits use a tri-flute design for faster chip ejection and less binding

This 7/8-inch drill bit has cutting spurs with 3 cutting edges for faster, cleaner holes

A full screw tip allows the drill bit to self-feed for ease of drilling

4Pc Bit Wood Speed Feed Set

The product is easy to use and easy to handle

The product is highly durable

They have two sharp cutting edges and an aggressive 'self feed' spur for Rapid penetration into material

They are fitted with a non-slip shank for better in chuck bit retention

For use with corded and cordless drills

High-speed steel tools are good for most general purpose applications, offering a combination of hardness and toughness for wear resistance

Black oxide treatment adds lubricity and creates small pockets on the surface of the tool that act to hold coolant near the cutting edge

Round shanks allow use with a wide variety of toolholding systems

COUNTERSINK DRILL BIT SET - Also Countersink For Woodworking - Included 5 Pieces all same size #6 Cutters (for up to 3/8" or 10mm screws head), 2 extra Tapered High Speed Steel M2 Drill Bit (6542 grade), 1 Stop Collar, 1 Hex Wrench and 1 Safe Container to keep your set safe and always handy

ADJUSTABLE COUNTERSINK - Also Countersink Bits For Wood - The Adjustable Stop Collar allows you to adjust the Counterbores depth and Adjustable Cutters can be adjusted for many screws sizes.

QUICK CHANGE SHANK - The Quick Change 1/4" Shank is Universal size, Compatible with all 1/4" Quick Change Chucks, Juego De Brocas Avellanadoras Para Madera, Avellanadores Para Madera, Juego De Brocas Para Avellanar, Broca De Avellanado.

Extreme Durability

Clean holes and Easy Bit Removal

Fast, Easy Drilling

Aggressive spur provides fast material penetration

Optimized cutting geometry provides longer bit life

Open tooth design allows for more resharpenings

4-Flute design with screw-point tips for easy to start self-feed drilling point

Four cutting spurs for faster chip clearance and cutting

Commonly used diameter sizes makes perfect for many DIY projects. 1/2", 5/8", 3/4" and 1" diameter sizes included. Each bit is 6.5" long.

The product is easy to use

The product is durable

The product is manufactured in China

7/16 In. hex shank for reduced slippage (3 In. and larger three-flat shank)

Chip lifters and spurs can be re-sharpened to maximize bit life

Deep cutter gullets prevent stalling and provide smoother drilling

4-5/8-Inch Diameter

1/2-Inch hex shank

Adjustable tapered screw tip

SPEED-TIP self-feed design effortlessly pulls the bit with minimal effort and faster holes

Optimized curved paddle design quickly removes chip build-up for more holes per charge

Impact Strong increases shank stability and durability

Auger drill bit set for a wide range of wood drilling tasks

Includes 6 drill bits (1/2, 5/8, 3/4, 7/8, 1, and 1-1/4") and a storage case

Tri-flute design for faster, cleaner holes. When drilling holes larger than 3/4 in size, it is recommended to use the corded drill.

Innovative welded cutting edge for extreme life in tough materials, including nail-embedded wood

Replaceable screw-point tip is larger and more durable and pulls bit fast for clean, true holes versus previous IRWIN self-feed bits

7/16" hex quick-change shank reduces slipping in standard chucks and is compatible with all 7/16" impact drills

Package Dimensions: 17.78 cms (L) x 10.414 cms (W) x 17.78 cms (H)

Product Type: Drill Bits

Package Quantity: 1

Bit Wood Speed Feed 1 X 6

The product is easy to use and easy to handle

The product is highly durable

SPEED-TIP self-feed design effortlessly pulls the bit with minimal effort and faster holes

Optimized curved paddle design quickly removes chip build-up for more holes per charge

Impact Strong increases shank stability and durability

Manufacturer: Milwaukee

Country of manufacture: China

Power Cutting & Sawing

SPEED-TIP self-feed design effortlessly pulls the bit with minimal effort and faster holes

Optimized curved paddle design quickly removes chip build-up for more holes per charge

Impact Strong increases shank stability and durability

SPEED-TIP self-feed design effortlessly pulls the bit with minimal effort and faster holes

Optimized curved paddle design quickly removes chip build-up for more holes per charge

Impact Strong increases shank stability and durability

Designed for plumbers and electricians to bore holes in wood to run pipe and conduit, Swift Bore (Registered Trademark)

High-speed steel cutter designed for maximum cutting and chip removal

Tapered rim with multiple teeth cuts clean, smooth holes

Designed for Professionals: The Greycore Tools wood boring drill bit is specially engineered to improve wood drilling performance, ensuring fast and easy material penetration and safe drilling operation.

Built to Last: Our wood drill bits feature a heavy-duty construction made with high-grade materials that provide superior drilling performance and stability, enhanced durability and resistance.

Aggressive Feed Screw: The aggressive deed screw thread is designed for fast and smooth material penetration while preventing stalling. The open-tooth design allows easy re-sharpening to enjoy the same performance for longer.

BIT SELFEED 2-1/8"

1 Per Package

SPEED-TIP self-feed design effortlessly pulls the bit with minimal effort and faster holes

Optimized curved paddle design quickly removes chip build-up for more holes per charge

Impact Strong increases shank stability and durability

Innovative welded cutting edge for extreme life in tough materials, including nail-embedded wood

Replaceable screw-point tip is larger and more durable and pulls bit fast for clean, true holes versus previous IRWIN self-feed bits

7/16" hex quick-change shank reduces slipping in standard chucks and is compatible with all 7/16" impact drills

Manufacturer: Milwaukee

Country of manufacture: China

Power Cutting & Sawing

SPEED-TIP self-feed design effortlessly pulls the bit with minimal effort and faster holes

Optimized curved paddle design quickly removes chip build-up for more holes per charge

Impact Strong increases shank stability and durability

SPEED-TIP self-feed design effortlessly pulls the bit with minimal effort and faster holes

Optimized curved paddle design quickly removes chip build-up for more holes per charge

Impact Strong increases shank stability and durability

SPEED-TIP self-feed design effortlessly pulls the bit with minimal effort and faster holes

Optimized curved paddle design quickly removes chip build-up for more holes per charge

Impact Strong increases shank stability and durability