Guhring
#21 Cobalt Drill Bit, Oxide, 118° point - Guhring 9003050040400
MFR# 9003050040400Series 305
$6.92List $8.87
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Flutes2
Description
The Guhring 9003050040400 is a #21 Cobalt drill bit with a Oxide finish, 118° point. Suited for cast iron, steel. Series 305.
Specifications
Coolant throughNo
Cutting directionRight Hand
Drill bit diameter tolerance-0.018 to 0.000 mm
Drill bit finish coatingOxide
Drill bit materialCobalt
Drill bit size0.1591
Drill bit size range0.1500 - 0.2000
Drill bit size wire#21
Drill point angle degrees118
Flute by diameter ratio5xD
Flute length (mm)43.00
Flute typeSpiral
Maximum drilling depth1.4540
Number of flutes2
Overall length (mm)75.00
Point typeStandard
Primary workpiece materialCast Iron; Steel
Shank diameter0.1591
Shank length (mm)32.00
Shank typeStraight-Cylindrical
Specification designationDIN
Specification numberDIN 338
Spiral typeRegular
StandardsDIN 338
Tool performanceGeneral Purpose
Web configurationTapered
Web thinningWeb-Thinned
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