Fractional, Self-Starting -Single Hole Size.
1 7/32" hole size.KO size - oil tight switches.Shank size 1/2".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.
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