This M35 jobber length drill bit is made of cobalt and has a 5/16 inch diameter, 1 5/16 inch long shank. It is for use with steel, titanium, and meets the standards for NAS 907 Type B. This 550ASP-TN series jobber length drill bit has a TiN finish, and has fractional inch measurements. It is non-coolant through with a 4½ inch length. Plus it has two 3 3/16 inch spiral flutes, a straight shank, and a 135 Degrees split point.
Technical Specs
ItemJobber Length Drill Bit
Decimal Equivalent0.3125
Material - MachiningCobalt
Drill Bit Point Angle135 Degrees
Coolant FedNon-Coolant Through
Flute TypeSpiral
Flute Length3 3/16 in
Helix Angle28 Degrees
Spiral DirectionRight Hand
Shank Dia.5/16 in
Overall Length4 1/2 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 ApplicationStainless Steel, Steel, Titanium