This twist drill bit is made of high speed steel and has a ¼ inch diameter, 1¼ inch long shank. It is for use with aluminum, cast iron, low carbon steel, non-ferrous, and meets ASME standards. This 2727 series jobber length twist drill bit has a bright finish, and has fractional inch measurements. It is non-coolant through with a four-inch length. Plus it has two 2¾ inch spiral flutes, a straight shank, and 118 Degrees 4 facet point drill point.
Technical Specs
ItemJobber Length Drill Bit
Decimal Equivalent0.2500 in
Material - MachiningCarbide Tipped, High Speed Steel
Drill Bit Point Angle118 Degrees
Coolant FedNon-Coolant Through
Flute TypeSpiral
Flute Length2 3/4 in
Helix Angle21 Degrees /34 Degrees
Spiral DirectionRight Hand
Shank Dia.1/4 in
Overall Length4 in
Drill Length ClassJobber Length
Series2727
Aircraft DrillNo
Sheeter DrillNo
Primary Material ApplicationAluminum, Cast Iron, Low Carbon Steel, Non-Ferrous