This non-coolant through jobber drill bit features two spiral flutes and a 118 Degrees point angle. It has a flute length of 2 61/64 inches, an overall length of 4 15/32 inches, and a diameter of 8.25 millimetres. This drill bit is made of high-speed steel.
Technical Specs
ItemJobber Length Drill Bit
Decimal Equivalent0.3248
Material - MachiningHigh Speed Steel
Drill Bit Point Angle118 Degrees
Coolant FedNon-Coolant Through
Flute TypeSpiral
Flute Length75.00 mm
Helix Angle21 Degrees /34 Degrees
Spiral DirectionRight Hand
Shank Dia.8.2 mm
Overall Length117.00 mm
Drill Length ClassJobber Length
Drill Bit GroupingIndividual
StandardsASME B94.11M, DIN 340
Drill Diameter Tolerance+0.0000 in/-0.0010 in
Web ThinningThinned
Primary Material Application ISO CodeK, N, P
Drill Bit Size8.25 mm
Measurement SystemMetric
Finish - MachiningBlack Oxide
Drill Bit Point TypeConventional Point
Number of Coolant Holes0
Number of Flutes2
Maximum Drilling Depth1 19/64 in
Cutting DirectionRight Hand
Shank Type - MachiningStraight
Shank Length42 mm
Depth:Dia. Ratio4xD
Drill Point Length0.0976 mm
Series1899
Aircraft DrillNo
Sheeter DrillNo
Primary Material ApplicationAluminum, Brass, Bronze, Cast Iron, Copper, Steel
List Number1899
Country of OriginUnited States
(subject to change)