This mechanics length drill bit is made of cobalt and has a 5/16 inch diameter, 1½ inch long shank. It is for use with cast iron, nickel, steel, titanium, hard material, inconel, and meets ASME standards. This 1880 series drill bit has a straw/bronze finish, and has fractional inch measurements. It is non-coolant through with a four-inch length. Plus it has two 2½ inch spiral flutes, a straight shank, and 135 Degrees split point.
Technical Specs
ItemMechanics Length Drill Bit
Decimal Equivalent0.3125
Material - MachiningCobalt
Flute TypeSpiral
Drill Bit Point Angle135 Degrees
Flute Length2 1/2 in
Overall Length4 in
Cutting DirectionLeft Hand
Drill Bit GroupingIndividual
Helix Angle28 Degrees
Series1880
Spiral DirectionLeft Hand
Coolant FedNon-Coolant Through
Primary Material Application ISO CodeH, K, M, P, S