This high-performance jobber length drill bit is made of high speed steel and has a 17/64 inch diameter, 1¼ inch long shank. It is for use with cast iron, steel, and meets the standards for NAS 907 Type B. This 150ASP series jobber length drill bit has a black oxide finish, and has letter measurements. It is non-coolant through with a 4⅛ inch length. Plus it has two 2⅞ inch spiral flutes, a straight shank, and a 135 Degrees split point.
Technical Specs
ItemJobber Length Drill Bit
Decimal Equivalent0.272
Material - MachiningHigh Speed Steel
Drill Bit Point Angle135 Degrees
Coolant FedNon-Coolant Through
Flute TypeSpiral
Flute Length2 7/8 in
Helix Angle28 Degrees
Spiral DirectionRight Hand
Shank Dia.17/64 in
Overall Length4 1/8 in
Drill Length ClassJobber Length
Drill Bit GroupingIndividual
StandardsNAS 907 Type B
Drill Diameter Tolerance+0.0000 in/-0.0010 in
Web ThinningThinned
Primary Material ApplicationCast Iron, Stainless Steel, Steel