Industrial HSS Step Drill Bit 1/8'' to 1/2'' with 1/4'' Shank, Unibit Double Spiral Flute with 13 Step Size for Metal, Stainless Steel, Aluminum, Plastic
Size 1/8''-1/2''
1/8''-1/2''
3/16''- 1''
3/16'' - 7/8''
7/8'' to 1-1/8''
Special Features
Made of industrial-grade M2 high speed steel, heat treated for maximum durability
Two flute spiral design provides longer life and better chip removal,3 flatted shank prevents slipping in drill chuck
Drills 13 hole sizes from 1/8 inch to 1/2 inch in 1/32 inch increments
CNC fully grinding for longer tool life to save drilling cost
Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminates
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