High Speed Steel Fractional Self-Starting Drill Bit VGPUN10 1/2 - Unibit

• 1/2" hole size
• Shank size 1/4"
• Easy-to-sharpen, non-skid tip - eliminates skidding and the need for center punching; the tip gives sure starts even on curved surfaces.
• Single-fluted cutting edge - helps assure true round holes and allows greater control.
• Hardened steel for long life - constructed of industrial grade high speed molybdenum steel and heat treated to assure maximum durability.
• 3 Flatted shank - prevents slipping in drill chuck.

Irwin 10310 Unibit #10 High Speed Steel Fractional Self-Starting Drill Bit Single Hole Size 1/2"