Description

Drill Bit Grouping=Drill Bit
Item=Taper Length Drill Bit
Drill Bit Dimension Type=Fractional Inch
Drill Bit Size=5/16 in
Decimal Equivalent=0.3125
Drill Bit Point Angle=140 Degrees
Drill Bit Material=Solid Carbide
Drill Bit Finish=TiAlN
Flute Type=Spiral
Grade=General Purpose
Application=For Drilling Cast Iron, Carbon Steel, Alloy Steel, Die Steel and Hardened Steel Under 35 HrC
Flute Length=76.00 mm
Depth x Dia. Ratio=8xD
Point Type=R Thinning
Overall Length=116.00 mm
Depth:Dia. Ratio=8xD
Coolant Through=No
List Number=HP258
Shank Dia.=8.00 mm
Standards=Not Rated
Cutting Direction=Right Hand
Number of Flutes=2
Coolant Fed=Coolant Through
Primary Material Application=Cast Iron, Hardened Steel, Steel, Tool and Die Steel
Helix Angle=30 Degrees
Shank Type – Machining=Straight
Drill Diameter Tolerance=+0.006mm/+0.021mm
Secondary Material Application=Aluminum, Hardened Steel, Inconel, Stainless Steel, Titanium
Material Grade – Machining=General Purpose
Finish – Machining=TiAlN
Primary Material Application ISO Code=H1, K, P
Shank Length=40.00 mm
Drill Length Class=Taper Length
Maximum Drilling Depth=76.00 mm
Measurement System=Fractional Inch
Drill Bit Point Type=R Thinning Point
Secondary Material Application ISO Code=H3, M, N, S2, S3
Number of Coolant Holes=2
Sheeter Drill=No
Series=HP258
Material – Machining=Carbide