This screw machine drill bit is made of high speed steel and has a 3/16 inch diameter, 1 1/16 inch long shank. It is for use with aluminum, brass, bronze, cast iron, copper, and steel. This 157 series screw machine length drill bit has a bright (uncoated) finish, and has wire measurements. It has a 2¼ inch length. Plus it has two 1 3/16 inch spiral flutes, a straight shank, and 118 Degrees conventional point.
Technical Specs
ItemScrew-Machine Length Drill Bit
Decimal Equivalent0.191
Material - MachiningHigh Speed Steel
Drill Bit Point Angle118 Degrees
Flute TypeSpiral
Flute Length1 3/16 in
Helix Angle28 Degrees
Spiral DirectionRight Hand
Shank Dia.3/16 in
Overall Length2 1/4 in
Drill Length ClassScrew Machine Length
Drill Bit GroupingIndividual
StandardsNot Rated
Primary Material ApplicationAluminum, Brass, Bronze, Cast Iron, Copper, Steel