Irwin 10231 Unibit1 1/8-Inch to 1/2-Inch 1/4-Inch Shank Step Drill Bit

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Irwin 10231 Unibit1 1/8-Inch to 1/2-Inch 1/4-Inch Shank Step Drill Bit
by Irwin
(2)

New!: $22.20 $14.40 (as of 01/03/2013 04:45 PST)
68 Used! | New! from $5.00 (as of 01/03/2013 04:45 PST)

Step Drill Bits

Hanson Step Drills 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. The single radial flute assures perfectly round holes. Use on steel, brass, aluminum and other thin materials. Step Drills are self-starting and will not slip.Drill diameters etched in flute for easy identification.

• Rank: #128514 in Home Improvement
• Size: 1/2 inches
• Brand: Irwin
• Model: Unibit
• Number of items: 1
• Dimensions: 8.11" h x 6.12" w x 22.46" l, .25 pounds

• Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminates
• Single-flute cutting edge for greater control through steps
• Patented single-flute cutting edge gives the user a true round hole every time
• 3 faltted shank prevents slipping in drill chuck
• New SpeedPoint tip penetrates faster than previous Unibits and prevents walking