Guhring
#78 Solid Carbide Drill Bit, TiAlN, 140° point - Guhring 9038990004100
MFR# 9038990004100Series 3899
$33.14List $42.51
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CoatingTiAlN
Description
The Guhring 9038990004100 is a #78 Solid Carbide drill bit with a TiAlN finish, 140° point. Suited for cast iron, steel. Series 3899.
Specifications
Coating finishTiAlN
Coolant throughNo
Cutting directionRight Hand
Drill bit diameter toleranceh7
Drill bit size0.0161
Drill bit size wire#78
Drill point angle140
Flute by diameter ratio5xD
Flute length (mm)7.00
Flute typeSpiral
Material gradeK40
Maximum drilling depth0.2520
Overall length (mm)38.00mm
Point typeFaceted
Primary workpiece materialCast Iron; Steel
Shank diameter (mm)3.00mm
Shank typeStraight-Cylindrical
Spiral typeRegular
Tool materialSolid Carbide
Web thinningWeb-Thinned
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