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Irwin Unibit Step Drill Sets    

Irwin Unibit ® Step Drill Sets

• Money saving sets provide a range of holes sizes.
• Preferred By Homebuilders.

3 Piece Set
Hole Size: 1/8” to 3/4” (1/8” material) & 3/16” to 1/2” (3/8” material)

Part Number
Description
TPA561KIT
3 Piece Set