This general purpose taper shank drill bit is made of high speed steel. It is designed for use with cast iron, steel, tool and die steel. This taper shank drill bit has a black oxide finish, and has fractional inch measurements. It is non-coolant through with a 14¼ inch length. Plus it has two 8 ⅝ inch spiral flutes, taper shank, a right hand cutting direction, and 118 Degrees conventional point.
Technical Specs
ItemTaper Shank Drill Bit
Decimal Equivalent1.3125
Material - MachiningHigh Speed Steel
Drill Bit Point Angle118 Degrees
Flute TypeSpiral
Flute Length8 5/8 in
Helix Angle28 Degrees
Spiral DirectionRight Hand
Taper Shank SizeMT4
Depth:Dia. Ratio4xD
Drill Bit GroupingIndividual
Material Grade - MachiningGeneral Purpose
Primary Material Application ISO CodeK, P
Drill Bit Size1 5/16 in
Measurement SystemFractional Inch
Finish - MachiningBlack Oxide
Drill Bit Point TypeConventional Point
Number of Flutes2
Maximum Drilling Depth8 5/8 in
Cutting DirectionRight Hand
Shank Type - MachiningTaper
Overall Length14 1/4 in
Coolant FedNon-Coolant Through
Drill Diameter Tolerance+0.0000 in/-0.0015 in
Primary Material ApplicationCast Iron, Steel, Tool and Die Steel