This high-performance extra long drill bit is made of high speed steel and has a ⅜ inch diameter, 8 ⅜ inch long shank. It is designed for use with cast iron and steel. This extra long drill bit has a black oxide finish, and has fractional inch measurements. It is non-coolant through with a 12 inch length. Plus it has two 3⅝ inch spiral flutes, a straight shank, and a 135 Degrees split point.
Technical Specs
ItemExtra Long Drill Bit
Decimal Equivalent0.375
Material - MachiningHigh Speed Steel
Drill Bit Point Angle135 Degrees
Flute TypeSpiral
Flute Length3 5/8 in
Helix Angle28 Degrees
Spiral DirectionRight Hand
Shank Dia.3/8 in
Overall Length12 in
Drill Length ClassExtra Long
Coolant FedNon-Coolant Through
Drill Diameter Tolerance+0.0000 in/-0.0010 in
Primary Material ApplicationCast Iron, Steel
List Number912
Drill Bit Size3/8 in
Measurement SystemFractional Inch
Finish - MachiningBlack Oxide
Drill Bit Point TypeSplit Point
Number of Flutes2
Maximum Drilling Depth3 5/8 in
Cutting DirectionRight Hand
Shank Type - MachiningStraight
Shank Length8 3/8 in
Depth:Dia. Ratio4xD
Drill Point Length0.0777 in
Drill Bit GroupingIndividual
Material Grade - MachiningHigh Performance
Primary Material Application ISO CodeK, P
Country of OriginUnited States
(subject to change)