This jobber length drill bit is made of high speed steel and has a 1 57/64 inch diameter, 24 mm long shank. It is for use with aluminum, cast iron, steel, and meets the standards for DIN 340. This 1899 series jobber length drill bit has a black oxide finish, and has metric measurements. It is non-coolant through with a 46mm length. Plus it has two 22mm spiral flutes, a straight shank, and 118 Degrees conventional point.
Technical Specs
ItemJobber Length Drill Bit
Decimal Equivalent0.0748
Material - MachiningHigh Speed Steel
Drill Bit Point Angle118 Degrees
Coolant FedNon-Coolant Through
Flute TypeSpiral
Flute Length22.00 mm
Helix Angle21 Degrees /34 Degrees
Spiral DirectionRight Hand
Shank Dia.1 57/64 in
Overall Length46.00 mm
Drill Length ClassJobber Length
Drill Bit GroupingIndividual
StandardsDIN 340
Drill Diameter Tolerance+0.0000 in/-0.0005 in
Web ThinningThinned
Primary Material Application ISO CodeK, N, P
Drill Bit Size1.90 mm
Measurement SystemMetric
Finish - MachiningBlack Oxide
Drill Bit Point TypeConventional Point
Number of Coolant Holes0
Number of Flutes2
Maximum Drilling Depth19/64 in
Cutting DirectionRight Hand
Shank Type - MachiningStraight
Shank Length24 mm
Depth:Dia. Ratio4xD
Drill Point Length0.0225 mm
Series1899
Aircraft DrillNo
Sheeter DrillNo
Primary Material ApplicationAluminum, Cast Iron, Steel