Description

Drill Bit Grouping=Drill Bit
Item=Screw Machine Drill Bit
Drill Bit Dimension Type=Wire
Drill Bit Size=#21
Decimal Equivalent=0.1590
Drill Bit Point Angle=135 Degrees
Drill Bit Material=Cobalt Steel
Drill Bit Finish=Straw/Bronze
Flute Type=Spiral
Depth:Dia. Ratio=4xD
Grade=Heavy Duty
Shank Dia.=5/32 in
Overall Length=2 1/8 in
Flute Length=1 1/16 in
Point Type=Split point
List Number=559
Application=For Alloy, Tool And Stainless Steels, Cast Iron
Number of Flutes=2
Cutting Direction=Right Hand
Standards=Not Rated
Depth x Dia. Ratio=4xD
Series=559
Primary Material Application=Cast Iron, Steel, Tool and Die Steel
Primary Material Application ISO Code=K, P
Maximum Drilling Depth=1 1/16 in
Material – Machining=Cobalt
Drill Length Class=Screw Machine Length
Measurement System=Wire
Shank Length=1 1/16 in
Material Grade – Machining=M42
Finish – Machining=Straw/Bronze
Shank Type – Machining=Straight
Drill Bit Point Type=Split Point
Drill Diameter Tolerance=+0.0000 in /-0.0007 in
Drill Point Length=0.0329″
Spiral Direction=Right Hand
Helix Angle=28 Degrees