#1 HSS Black & Gold Quick Change Hex Shank Step Drill Bit (1/8"- 1/2 by 1/32") Quantity:1 Part Number: 50X300DPPOAPL

Part Number: 50X300DPPOAPL

Part Number DWRRHDES1-5/8

Part Number: BIT-DWDRSD1-31/64

Size: #3 (1/4" - 3/4" by 1/16")

Part Number: 87C650HSBA325PL/PT

#1 HSS Black & Gold Quick Change Hex Shank Step Drill Bit (1/8"- 1/2 by 1/32") Quantity:1 Part Number: 50X300DPPOAPLProduct Description Step drills have single radial concave flutes to create a perfectly round hole in metal, plastic wood and other thin materials without center punching. Constructed of industrial grade high speed molybdenum steel, heat treated and temperature for long life. Self starting tip. No center punching needed. Automatically deburrs top side of hole. Ideal for steel, copper, aluminum and other thin materials. They are Black and gold surface