#5 HSS Black & Gold Step Drill Bit (1/4" - 1-3/8" by 1/8") Quantity:1 Tap Drill Size 18

Tap Drill Size 18

Part Number DEWA4001

Part Number DEWMSK1-1/2-82

Part Number: BIT-T/A54782

Part Number DWRRADJN

#5 HSS Black & Gold Step Drill Bit (1/4" - 1-3/8" by 1/8") Quantity:1 Tap Drill Size 18Product 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