This screw machine drill bit is made of high speed steel and has a ⅜ inch diameter, 1 5/16 inch long shank. It is for use with aluminum, brass, bronze, cast iron, copper, and steel. This 157-TN series screw machine length drill bit has a TiN finish, and has fractional inch measurements. It has a 3⅛ inch length. Plus it has two 1 13/16 inch spiral flutes, a straight shank, and 118 Degrees conventional point.
Technical Specs
ItemScrew-Machine Length Drill Bit
Decimal Equivalent0.375
Material - MachiningHigh Speed Steel
Drill Bit Point Angle118 Degrees
Flute TypeSpiral
Flute Length1 13/16 in
Helix Angle28 Degrees
Spiral DirectionRight Hand
Shank Dia.3/8 in
Overall Length3 1/8 in
Drill Length ClassScrew Machine Length
Drill Bit GroupingIndividual
StandardsNot Rated
Primary Material ApplicationAluminum, Brass, Bronze, Cast Iron, Copper, Steel