This jobber length drill bit is made of high speed steel and has a 1 11/16 inch diameter, 23 mm long shank. It is for use with aluminum, brass, bronze, cast iron, copper, 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 43mm length. Plus it has two 20mm spiral flutes, a straight shank, and 118 Degrees conventional point.
Technical Specs
ItemJobber Length Drill Bit
Decimal Equivalent0.0669 in
Material - MachiningHigh Speed Steel
Drill Bit Point Angle118 Degrees
Coolant FedNon-Coolant Through
Flute TypeSpiral
Flute Length20.00 mm
Helix Angle21 Degrees /34 Degrees
Spiral DirectionRight Hand
Shank Dia.1 11/16 in
Overall Length43.00 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 Size1.70 mm
Measurement SystemMetric
Finish - MachiningBlack Oxide
Drill Bit Point TypeConventional Point
Number of Coolant Holes0
Number of Flutes2
Maximum Drilling Depth17/64 in
Cutting DirectionRight Hand
Shank Type - MachiningStraight
Shank Length23 mm
Depth:Dia. Ratio4xD
Drill Point Length0.0201 mm
Series1899
Aircraft DrillNo
Sheeter DrillNo
Primary Material ApplicationAluminum, Brass, Bronze, Cast Iron, Copper, Steel