Irwin Part#: 10231 787721839125 - 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, 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.

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.

Catalog Numbers:

• VG10231
• VSG-10231
• 10231
• 2005007
• 1000036814
• 302422
• 3024
• UBT10231

UPCs:

• 787721839125
• 780541552908
• 038548101019

EAN:

• 0787721839125