High Speed Steel (HSS) provides good wear-resistance and can be used in general purpose applications for both ferrous and nonferrous materials.
Bright provides a smooth, polished finish on the tool. It increases chip flow in softer materials such as aluminum, wood and plastic.
Thread Size: 1/4-18
Thread Standard: NPT
Material: High Speed Steel
Number of Flutes: 4
Overall Length (Inch): 2-7/16
Thread Length (Inch): 1-1/16
Shank Diameter (Decimal Inch): 0.5625
Square Size (Decimal Inch): 0.4210
Chamfer: 1 to 3-1/2