This NAS Type C screw machine length drill bit is made of high speed steel and has a 0.3160 inch diameter shank. It is designed for use with stainless steel, titanium. This 340 series screw machine length drill bit has wire measurements. It has a 4½ inch length. Plus it has two 1 11/16 inch spiral flutes, a straight shank, and a split point drill point.
Technical Specs
ItemScrew Machine Length Drill
Decimal Equivalent0.316 in
Material - MachiningHigh Speed Steel
Drill Bit Point Angle135 Degrees
Flute TypeSpiral
Flute Length1 11/16 in
Spiral DirectionLeft Hand
Shank Dia.0.3160 in
Overall Length2.938 in
Drill Bit GroupingIndividual
Web ConstructionSplit
Primary Material ApplicationStainless Steel, Titanium
Drill Bit SizeO
Measurement SystemLetter
Finish - MachiningBlack Oxide
Drill Bit Point TypeSplit Point
Number of Flutes2
Cutting DirectionLeft Hand
Shank Type - MachiningStraight
Shank Length1.25 in
Drill Length ClassScrew Machine Length
Series340
Material Grade - MachiningNAS Type C
List Number340A
Country of OriginUnited States
(subject to change)