#1 HSS Step Drill Bit (1/8"- 1/2 by 1/32") BoltsandNuts.com Size SA-11

Size SA-11

Depth: 7-1/2" Deep

Part Number DWTSMR2-21X2

Fast-Acting Formula Rinses Clean with Water

Length 14-3/8"

#1 HSS Step Drill Bit (1/8"- 1/2 by 1/32") BoltsandNuts.com Size SA-11Product 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 have a bright finish. Brand