This high-performance extra long drill bit is made of high speed steel and has a ⅛ inch diameter, 4¼ 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 wire measurements. It is non-coolant through with a six-inch length. Plus it has two 1¾ inch spiral flutes, a straight shank, and a 135 Degrees split point.
Technical Specs
ItemExtra Long Drill Bit
Decimal Equivalent0.136
Material - MachiningHigh Speed Steel
Drill Bit Point Angle135 Degrees
Flute TypeSpiral
Flute Length1 3/4 in
Helix Angle28 Degrees
Spiral DirectionRight Hand
Shank Dia.1/8 in
Overall Length6 in
Drill Length ClassExtra Long
Coolant FedNon-Coolant Through
Drill Diameter Tolerance+0.0000 in/-0.0007 in
Primary Material ApplicationCast Iron, Steel
List Number906
Drill Bit Size#29
Measurement SystemWire
Finish - MachiningBlack Oxide
Drill Bit Point TypeSplit Point
Number of Flutes2
Maximum Drilling Depth1 3/4 in
Cutting DirectionRight Hand
Shank Type - MachiningStraight
Shank Length4 1/4 in
Depth:Dia. Ratio4xD
Drill Point Length0.0282 in
Drill Bit GroupingIndividual
Material Grade - MachiningHigh Performance
Primary Material Application ISO CodeK, P
Country of OriginUnited States
(subject to change)