High vanadium HSS-E class alloy material. 118 degree point. Improved substrate and geometry provide increased wear-life over standard HSS drills. Size 5/16.
Technical Specs
ItemJobber Length Drill Bit
Decimal Equivalent0.3125
Material - MachiningVanadium High Speed Steel
Drill Bit Point Angle118 Degrees
Coolant FedNon-Coolant Through
Flute TypeSpiral
Flute Length3 3/16 in
Helix Angle21 Degrees /34 Degrees
Spiral DirectionRight Hand
Shank Dia.5/16 in
Overall Length4 1/2 in
Drill Length ClassJobber Length
Drill Bit GroupingIndividual
StandardsASME B94.11M, ANSI
Drill Diameter Tolerance+0.0000 in/-0.0010 in
Web ThinningThinned
Primary Material ApplicationAluminum, Brass, Bronze, Copper