#2 HSS Quick Change Hex Shank Step Drill Bit (3/16" - 1/2" by 1/16") BoltsandNuts.com Part Number: Assortment Kit #300

Part Number: Assortment Kit #300

and triple square (XZN) long bit sockets in Mini Stacking Tool Boxes

Shank Size 3MT

Part Number DWRRP

Drill Bit Size: 12mm

#2 HSS Quick Change Hex Shank Step Drill Bit (3/16" - 1/2" by 1/16") BoltsandNuts.com Part Number: Assortment Kit #300Product 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 with a