#1 Step Drill Bit, 1/8 - 1/2 In.

1/8" To 1/2", Step Drill Bit, Jam Free Performance Features Dual Flute Design Provides Greater Speed & Control, Up To 2 X Faster, Optimized For Cordless Drills In High Speed, Rapid Strike Tip Creates Fast, Accurate Starts & Generates Less Heat, Optimized Geometry With Black Oxide Coating To Cut Faster & Produce Less Heat, Laser Engraved Reference Marks Easily Stops On Any Hole Size, 3 Flat Secure Grip Shanks Reduces Bit Slippage In The Chuck, 1/32" Increments, 13 Steps, 1/4" Shank, Metal/Plastic Applications.

• Dual-Flute Design Provides Greater Speed And Control Along With Jam-Free Performance
• Optimized For Cordless Drills In High Speed For Up To 2 Times Faster Performance
• Rapid Strike Tip Creates Fast, Accurate Starts And Generates Less Heat
• Optimized Geometry With Black Oxide Coating To Cut Faster, Produce Less Heat And Last Up To 4 Times Longer
• Up To 50% More Holes Per Battery Charge For More Productivity
• Laser-Engraved Reference Marks Easily Stop On Any Hole Size
• 3-Flat Secure-Grip Shanks Reduce Bit Slippage In The Chuck
• Made In The USA