#3 HSS Step Drill Bit (1/4" - 3/4" by 1/16") Quantity:1 Part Number: M20C40ASB12BO

Part Number: M20C40ASB12BO

Part Number: M16X100DPOSAPL

Part Number: M16C60HCSSS/A4

Flute Length 3"

Tekton 1/4 inch drive shallow external star (E-Star) sockets are made from 50BV30 steel that's hardened to 40–47 HRC for strength and durability

#3 HSS Step Drill Bit (1/4" - 3/4" by 1/16") Quantity:1 Part Number: M20C40ASB12BOProduct 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