Irwin UNIBIT HSS Step Drill Bit 7/8 to 1-1/8 In USA IWAS10239DF
Product Features
Single-flute 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 like stainless steel, copper, brass, aluminum, plastic
Self Starting - 1/8" Maximum Material Thickness
aeronca x 100
