High speed steel, 118 degree. For tool steel, alloyed steel, aluminum, carbon steels and cast iron. Size 25/64 in., decimal equivalent 0.3906, flute length 3-3/4 in, and length 5-1/8 in.
Technical Specs
ItemJobber Length Drill Bit
Decimal Equivalent0.3906
Material - MachiningHigh Speed Steel
Drill Bit Point Angle118 Degrees
Coolant FedNon-Coolant Through
Flute TypeSpiral
Flute Length3 3/4 in
Helix Angle21 Degrees /34 Degrees
Spiral DirectionRight Hand
Shank Dia.3/8 in
Overall Length5 1/8 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