This number 66 jobber drill bit has a flute length of 1/2 inches, an overall length of 1 3/8 inches, and a diameter of 0.033 inches. It is made of high-speed steel with a bright finish and has a 118 Degrees point angle. The material applications for this drill bit are tool steel, alloyed steel, aluminium, carbon steel, and cast iron.
Technical Specs
ItemJobber Length Drill Bit
Decimal Equivalent0.033
Material - MachiningHigh Speed Steel
Drill Bit Point Angle118 Degrees
Coolant FedNon-Coolant Through
Flute TypeSpiral
Flute Length1/2 in
Helix Angle21 Degrees /34 Degrees
Spiral DirectionRight Hand
Shank Dia.1/32 in
Overall Length1 3/8 in
Drill Length ClassJobber Length
Drill Bit GroupingIndividual
StandardsANSI, DIN 338
Drill Diameter Tolerance+0.0000 in/-0.0005 in
Web ThinningThinned
Primary Material ApplicationAluminum, Brass, Bronze, Copper