Description

Item=Extra Long Drill Bit
Drill Bit Dimension Type=Fractional Inch
Drill Bit Size=31/64 in
Decimal Equivalent=0.4844
Drill Bit Material=High Speed Steel
Drill Bit Finish=Bright
Drill Bit Point Angle=135 Degrees
Flute Length=4 3/8 in
Coolant Fed=Non-Coolant Through
Shank Type – Machining=Straight
Coolant Through=No
Application=For Drilling Cast Iron, Carbon Steel, Alloy Steel, Die Steel, Stainless Steels, Hardened Steel Under 50 HrC and Titanium Alloys
Flute Type=Spiral
Grade=Heavy Duty
Depth:Dia. Ratio=4xD
Point Type=Split
Shank Dia.=31/64 in
Cutting Direction=Right Hand
Depth x Dia. Ratio=4xD
Number of Flutes=2
Overall Length=12 in
Standards=Not Rated
Material=HSS
Shank Type=Straight
List Number=3957-12
Point Angle=135
Measurement System=Fractional Inch
Shank Length=7 5/8 in
Diameter=0.484375
Left/Right Hand=Right
Shank Size=0.4844
Drill Style=Aircraft Extension Drill
Series=3957-12
Finish – Machining=Bright (Uncoated)
Drill Diameter Tolerance=+0.0000 in /-0.0010 in
Primary Material Application ISO Code=N, P
Drill Point Length=0.1003 in
Aircraft Drill=Yes
Secondary Material Application ISO Code=K, M
Maximum Drilling Depth=4 3/8 in
Material – Machining=High Speed Steel
Secondary Material Application=Cast Iron, Stainless Steel
Drill Bit Point Type=Split Point
Primary Material Application=Aluminum, Brass, Bronze, Copper, Steel
Material Grade – Machining=High Performance
Spiral Direction=Right Hand
Helix Angle=28 Degrees
Drill Length Class=Extra Long