#2 HSS Step Drill Bit (3/16" - 1/2" by 1/16")

AAA Industrial Supply Verified independent store

→

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 gr ade 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. Show more