Description

Drill Bit Grouping=Drill Bit
Item=Screw Machine Drill Bit
Drill Bit Dimension Type=Fractional Inch
Drill Bit Size=21/64 in
Decimal Equivalent=0.3281
Drill Bit Point Angle=135 Degrees
Drill Bit Material=Cobalt Steel
Drill Bit Finish=Straw/Bronze
Shank Type=Straight
Flute Type=Spiral
Application=For Use On Tool Steel, Stainless Steel, Alloy Steel and Cast Iron
Point Type=Split point
List Number=559
Flute Length=1 11/16 in
Depth:Dia. Ratio=4xD
Sizes Included=21/64″
Shank Dia.=21/64 in
Overall Length=2 15/16 in
Grade=Heavy Duty
Depth x Dia. Ratio=4xD
Number of Flutes=2
Cutting Direction=Right Hand
Standards=Not Rated
Shank Size=0.3281
Diameter=0.328125
Measurement System=Fractional Inch
Drill Style=Screw Machine Drill
Material=HSS-CO 8% (M42)
Point Angle=135
Left/Right Hand=Right
Shank Length=1 1/4 in
Series=559
Material Grade – Machining=M42
Drill Point Length=0.068 in
Shank Type – Machining=Straight
Material – Machining=Cobalt
Primary Material Application=Cast Iron, Steel, Tool and Die Steel
Primary Material Application ISO Code=K, P
Finish – Machining=Straw/Bronze
Spiral Direction=Right Hand
Maximum Drilling Depth=1 11/16 in
Helix Angle=28 Degrees
Drill Bit Point Type=Split Point
Drill Diameter Tolerance=+0.0000 in /-0.0010 in
Drill Length Class=Screw Machine Length