Bright finish split point jobber drill is a high speed steel, 118 degree. For tool steel, alloyed steel, aluminum, carbon steels and cast iron. Size 31/64 in., decimal equivalent 0.4844, flute length 4-3/8 in, and length 5-7/8 in.
Technical Specs
ItemJobber Length Drill Bit
Decimal Equivalent0.4844
Material - MachiningHigh Speed Steel
Drill Bit Point Angle118 Degrees
Coolant FedNon-Coolant Through
Flute TypeSpiral
Flute Length4 3/8 in
Helix Angle21 Degrees /34 Degrees
Spiral DirectionRight Hand
Shank Dia.31/64 in
Overall Length5 7/8 in
Drill Length ClassJobber Length
Drill Bit GroupingIndividual
StandardsNAS 907 Type A
Drill Diameter Tolerance+0.0000 in/-0.0010 in
Web ThinningThinned
Primary Material ApplicationAluminum, Brass, Bronze, Copper, Steel