This high-performance jobber length drill bit is made of high speed steel and has a 4.5 mm diameter, 33 mm long shank. It is for use with aluminum, brass, bronze, copper, steel, and meets the standards for DIN 338, NAS 907 Type B. This 2222 series jobber length drill bit has a bright (uncoated) finish, and has metric measurements. It is non-coolant through with a 80mm length. Plus it has two 47mm spiral flutes, a straight shank, and a 135 Degrees split point.
Technical Specs
ItemJobber Length Drill Bit
Decimal Equivalent0.1772
Material - MachiningHigh Speed Steel
Drill Bit Point Angle135 Degrees
Coolant FedNon-Coolant Through
Flute TypeSpiral
Flute Length47.00 mm
Helix Angle21 Degrees /34 Degrees
Spiral DirectionRight Hand
Shank Dia.4.5 mm
Overall Length80.00 mm
Drill Length ClassJobber Length
Drill Bit GroupingIndividual
StandardsDIN 338, NAS 907 Type B
Drill Diameter Tolerance+0.0000 in/-0.0007 in
Web ThinningThinned
Primary Material ApplicationAluminum, Brass, Bronze, Copper, Steel
List Number2222
Drill Bit Size4.50 mm
Measurement SystemMetric
Finish - MachiningBright (Uncoated)
Drill Bit Point TypeSplit Point
Number of Coolant Holes0
Number of Flutes2
Maximum Drilling Depth45/64 in
Cutting DirectionRight Hand
Shank Type - MachiningStraight
Shank Length33 mm
Depth:Dia. Ratio4xD
Drill Point Length0.0367 mm
Series2222
Aircraft DrillYes
Sheeter DrillNo
Material Grade - MachiningHigh Performance
Primary Material Application ISO CodeN, P
Country of OriginUnited States
(subject to change)