Industrial & Scientific > Industrial Drill Bits > Metalworking & Multipurpose Drill Bits > Step Drill Bits

Irwin Tools IRWIN Step Drill Bit, 1/8-Inch to 1/2-Inch Step, 1/4-Inch Shank (10231) Silver|Silver metallic

Product ID: B00004THYX Condition: New

Available in other options.

View variations

$ 92

includes Duties & VAT

Delivery: 10-20 working days

Ships from USA warehouse.

Secure Transaction

VISA Mastercard ozow

Product Description

Irwin Tools IRWIN Step Drill Bit, 1/8-Inch to 1/2-Inch Step, 1/4-Inch Shank (10231) Silver|Silver metallic

Save time because you don't need to change drills for different-sized round holes in thin materials. Each drill acts as a pilot for the next size.
Patented single-flute cutting edge gives greater control through steps and a true round hole every time.
Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminates.
SpeedPoint tip penetrates faster than previous Unibits and prevents walking. 3-faltted hex shank prevents slipping in drill chuck.
Drill diameters etched in flute for easy identification.

Irwin 10231 Unibit #1 13-Step 1/4-Inch Step Drill Bit, 1/32-inch Steps (1/8- to 1/2- inches) Save time by eliminating the need to change drills when drilling round holes in thin materials. Each smaller size drill also acts as a pilot for the next size. Patented single-flute cutting edge gives greater control through steps and a true round hole every time. Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminates. SpeedPoint tip penetrates faster than previous Unibits and prevents walking. 3-faltted hex shank prevents slipping in drill chuck. Drill diameters etched in flute for easy identification.