#4 HSS Black & Gold Quick Change Hex Shank Step Drill Bit (3/16" - 7/8" by 1/16")

Product 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 treated with a 1/4" quick change hex shank.

Brand Drill America
Part Number STE4HEX
Size #4
Material High Speed Steel
Finish Black and Gold
Length 3"
Point Split Point
Point Angle 135
Number of Flutes 2
Shank Size 1/4"
Shank Type Hex