Kennametal
3/8" Solid Carbide Drill Bit, AlTiN, 140° point - Kennametal 3640778
MFR# 3640778
$280.87List $360.23
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Drill size3/8
Flutes2
CoatingAlTiN
Description
The Kennametal 3640778 is a 3/8" Solid Carbide drill bit with a AlTiN finish, 140° point. Suited for steel, stainless steel, high-temp alloy.
Specifications
Coating finishAlTiN
Coolant throughYes
Cutting directionRight Hand
Drill bit diameter tolerance0.006 to 0.021 mm
Drill bit gradeHigh Performance
Drill bit materialSolid Carbide
Drill bit size in3/8
Drill bit size range0.3500 - 0.4000
Drill point angle degrees140
Drill point length (mm)1.80
Flute by diameter ratio5xD
Flute length2.4016
Flute typeRegular Spiral
Maximum drilling depth (mm)49.00
Number of flutes2
Overall length4.0551
Point typeStandard
Primary workpiece materialSteel; Stainless Steel; High-Temp Alloy
Shank diameter in25/64
Shank length (mm)40
Shank typeStraight
Specification designationDIN
Specification numberDIN 6537K
Spiral typeRegular
Web configurationTapered
Web thinningWeb-Thinned
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