This number two jobber drill bit features two spiral flutes and a 135 Degrees point angle. It has a flute length of 2.625 inches, an overall length of 3.875 inches, and a diameter of 0.221 inches. This non-coolant through drill bit is made of high-speed steel.
Technical Specs
ItemJobber Length Drill Bit
Decimal Equivalent0.221
Material - MachiningHigh Speed Steel
Drill Bit Point Angle135 Degrees
Coolant FedNon-Coolant Through
Flute TypeSpiral
Flute Length2 5/8 in
Helix Angle21 Degrees /34 Degrees
Spiral DirectionRight Hand
Shank Dia.7/32 in
Overall Length3 7/8 in
Drill Length ClassJobber Length
Drill Bit GroupingIndividual
StandardsNAS 907 Type B
Drill Diameter Tolerance+0.0000 in/-0.0007 in
Web ThinningThinned
Primary Material ApplicationAluminum, Brass, Bronze, Copper, Steel