This high-performance screw machine drill bit is made of carbide and has a ½ inch diameter, 38.10 mm long shank. It is for use with aluminum, cast iron, nickel, steel, titanium, tool and die steel. This 215 series screw machine length drill bit has a bright (uncoated) finish, and has fractional inch measurements. It is non-coolant through with a 3¾ inch length. Plus it has two 2¼ inch spiral flutes, a straight shank, and 135 Degrees 4 facet point drill point.
Technical Specs
ItemScrew-Machine Length Drill Bit
Decimal Equivalent0.5
Material - MachiningCarbide
Drill Bit Point Angle135 Degrees
Flute TypeSpiral
Flute Length2 1/4 in
Cutting DirectionRight Hand
Shank Dia.1/2 in
Overall Length3 3/4 in
Drill Length ClassScrew Machine Length
Drill Bit GroupingIndividual
StandardsNot Rated
Material Grade - MachiningHigh Performance
Primary Material Application ISO CodeK, N, P
Drill Bit Size1/2 in
Measurement SystemFractional Inch
Finish - MachiningBright (Uncoated)
Drill Bit Point Type4 Facet Point
Number of Flutes2
Maximum Drilling Depth57.2 mm
Shank Type - MachiningStraight
Shank Length38.10 mm
Depth:Dia. Ratio5xD
Coolant FedNon-Coolant Through
Series215
Drill Diameter Tolerance+0.000 mm/-0.013 mm
Primary Material ApplicationAluminum, Cast Iron, Hardened Steel, Nickel, Stainless Steel, Steel, Titanium, Tool and Die Steel