This general purpose screw machine drill bit is made of high speed steel and has a 1 inch diameter, 2 inch long shank. It is for use with aluminum, brass, bronze, copper, and meets ASME standards. This 2120 series screw machine length drill bit has a bright (uncoated) finish, and has fractional inch measurements. It is non-coolant through with a six-inch length. Plus it has two 4 inch spiral flutes, a straight shank, and 118 Degrees conventional point.
Technical Specs
ItemScrew-Machine Length Drill Bit
Decimal Equivalent1
Material - MachiningHigh Speed Steel
Drill Bit Point Angle118 Degrees
Flute TypeSpiral
Flute Length4 in
Helix Angle28 Degrees
Spiral DirectionRight Hand
Shank Dia.1 in
Overall Length6 in
Drill Length ClassScrew Machine Length
Coolant FedNon-Coolant Through
Series2120
Drill Diameter Tolerance+0.0000 in/-0.0012 in
Primary Material ApplicationAluminum, Brass, Bronze, Copper
List Number2120
Drill Bit Size1 in
Measurement SystemFractional Inch
Finish - MachiningBright (Uncoated)
Drill Bit Point TypeConventional Point
Number of Flutes2
Maximum Drilling Depth4 in
Cutting DirectionRight Hand
Shank Type - MachiningStraight
Shank Length2 in
Depth:Dia. Ratio4xD
Drill Point Length0.3004 in
Drill Bit GroupingIndividual
StandardsASME B94.11M-1993
Material Grade - MachiningGeneral Purpose
Primary Material Application ISO CodeN, P
Country of OriginUnited States
(subject to change)