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Irwin UNIBIT Step Drill Bits
Irwin UNIBIT Step Drill Bit
Our Price: $21.20

High Speed Steel Fractional Self-Starting
Shank size: 1/4"
13 hole sizes: 1/8" to 1/2" (1/32" steps)
Single-fluted cutting edge for greater control through steps
3 flatted shank prevents slipping in drill chuck
New SpeedPoint tip penetrates faster than previous Unibits and prevents walking
Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminates
Irwin UNIBIT Step Drill Bits
Irwin UNIBIT Step Drill Bit
Our Price: $63.44

High Speed Steel Fractional Self-Starting
Shank size: 1/2"
2 hole sizes: 7/8" & 1 1/8" (1/2' & 3/4" knock-Out)
Single-fluted cutting edge for greater control through steps
3 flatted shank prevents slipping in drill chuck
New SpeedPoint tip penetrates faster than previous Unibits and prevents walking
Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminates