This heavy-duty cobalt tin-tipped jobber drill bit is made of cobalt and has a 7/32 inch diameter, 1¼ inch long shank. It is for use with aluminum, brass, bronze, cast iron, copper, steel, and meets ASME standards. This 1501-TT series jobber length drill bit has a TiN finish, and has wire measurements. It is non-coolant through with a 3⅞ inch length. Plus it has two 2⅝ inch spiral flutes, a straight shank, and a 135 Degrees split point.
Technical Specs
ItemCobalt TIN Tipped Jobber Drill Bit
Decimal Equivalent0.228
Material - MachiningCobalt
Drill Bit Point Angle135 Degrees
Coolant FedNon-Coolant Through
Flute TypeSpiral
Flute Length2 5/8 in
Helix Angle21 Degrees /34 Degrees
Spiral DirectionRight Hand
Shank Dia.7/32 in
Overall Length3 7/8 in
Drill Length ClassJobber Length
Series1501-TT
Aircraft DrillNo
Sheeter DrillYes
Web ThinningWeb-Thinned
Primary Material ApplicationAluminum, Brass, Bronze, Cast Iron, Copper, Steel