IRWIN Step Drill Bit. 1/8-Inch to 1/2-Inch Step. 1/4-Inch Shank (10231)

IRWIN Step Drill Bit. 1/8-Inch to 1/2-Inch Step. 1/4-Inch Shank (10231)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.

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.

From the Manufacturer

UNIBIT 1 13 Hole Sizes (1/8"-1/2"). 1/32" Increments

Features

• This product is easy to use

• This product is highly durable

• This product is manufactured in United States

• 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.

• Speed Point 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.

• 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.

Specifications

Part Number : 10231

Item Weight : 1.6 ounces

Product Dimensions : 6 x 2.9 x 0.8 inches

California residents : Click here for Proposition 65 warning

Item model number : 10231

Size : 1/2 inches

Color : Silver|Silver metallic

Finish : Black Oxide

Material : High Speed Steel

Item Package Quantity : 1

Cutting Diameter : 3 inches

Tool Tip Description : 118 Degree

Measurement System : Fractional

Included Components : Power Tool Accessories. Drill Bits & Accessories. Step Drill Bits

Batteries Included? : No

Batteries Required? : No

Warranty Description : Manufacturer