This heavy-duty jobber length drill bit is made of high speed steel and has a 4.2 mm diameter, 32 mm long shank. It is for use with cast iron, steel, tool and die steel, and meets the standards for NAS 907 Type B. This 150ASP series jobber length drill bit has a black oxide finish, and has metric measurements. It is non-coolant through with a 75mm length. Plus it has two 43mm spiral flutes, a straight shank, and a 135 Degrees split point.
Technical Specs
ItemJobber Length Drill Bit
Decimal Equivalent0.1654
Material - MachiningHigh Speed Steel
Drill Bit Point Angle135 Degrees
Coolant FedNon-Coolant Through
Flute TypeSpiral
Flute Length43.00 mm
Helix Angle28 Degrees
Spiral DirectionRight Hand
Shank Dia.4.2 mm
Overall Length75.00 mm
Drill Length ClassJobber Length
Drill Bit GroupingIndividual
StandardsNAS 907 Type B
Drill Diameter Tolerance+0.0000 in/-0.0007 in
Web ConstructionTapered
Material Grade - MachiningHeavy Duty
Primary Material Application ISO CodeK, M, P
Drill Bit Size4.20 mm
Measurement SystemMetric
Finish - MachiningBlack Oxide
Drill Bit Point TypeSplit Point
Number of Coolant Holes0
Number of Flutes2
Maximum Drilling Depth21/32 in
Cutting DirectionRight Hand
Shank Type - MachiningStraight
Shank Length32 mm
Depth:Dia. Ratio4xD
Drill Point Length0.0343 mm
Series150ASP
Aircraft DrillYes
Sheeter DrillNo
Web ThinningWeb-Thinned
Primary Material ApplicationCast Iron, Stainless Steel, Steel, Tool and Die Steel
List Number150ASP
Country of OriginUnited States
(subject to change)