Description

Drill Bit Grouping=Drill Bit
Item=Taper Length Drill Bit
Drill Bit Dimension Type=Fractional Inch
Drill Bit Size=1/4 in
Decimal Equivalent=0.2500
Drill Bit Point Angle=135 Degrees
Drill Bit Material=Cobalt
Drill Bit Finish=Straw/Bronze
Shank Type=Straight
Flute Type=Spiral
Coolant Through=No
Grade=Heavy Duty
Point Type=Split
Standards=ANSI
Application=For Metalworking
Flute Length=3 3/4 in
List Number=520
Shank Dia.=1/4 in
Number of Flutes=2
Sizes Included=1/4″
Cutting Direction=Right Hand
Overall Length=6 1/8 in
Depth x Dia. Ratio=4xD
Depth:Dia. Ratio=4xD
Coolant Fed=Non-Coolant Through
Spiral Direction=Right Hand
Drill Diameter Tolerance=+0.0000 in /-0.0007 in
Material – Machining=Cobalt
Maximum Drilling Depth=3 3/4 in
Primary Material Application ISO Code=K, P, S
Measurement System=Fractional Inch
Series=520
Material Grade – Machining=M42
Drill Point Length=0.0518 in
Helix Angle=36 Degrees /38 Degrees
Primary Material Application=Aluminum, Cast Iron, Nickel, Stainless Steel, Steel, Titanium
Drill Length Class=Taper Length
Finish – Machining=Straw/Bronze
Drill Bit Point Type=Split Point
Shank Length=2 3/8 in
Shank Type – Machining=Straight