Guhring
0.2756" Cobalt Stub Drill Bit, Oxide, 130° point - Guhring 9003290070000
MFR# 9003290070000Series 329
$11.05List $14.18
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Flutes2
CoatingOxide
Description
The Guhring 9003290070000 is a 0.2756" Cobalt Stub drill bit with a Oxide finish, 130° point. Suited for steel, stainless steel, cast iron, high-temp alloy. Series 329.
Specifications
Coating finishOxide
Coolant throughNo
Cutting directionRight Hand
Drill bit diameter tolerance+0.000 to -0.022 mm
Drill bit size0.2756
Drill bit size range0.2500 to 0.3000
Drill length typeStub
Drill point angle130
Drill tip finish coatingOxide
Flute by diameter ratio3xD
Flute length1.3386
Flute typeRegular Spiral
Material gradeM35
Maximum drilling depth1.3386
Number of flutes2
Overall length2.9134
Point typeCone Relief
Primary workpiece materialSteel; Stainless Steel; Cast Iron; High-Temp Alloy
Shank diameter0.2756
Shank length1.5748
Shank typeStraight
Specification designationDIN
Specification numberDIN 1897
Spiral typeRegular
StandardsDIN 1897
Tool materialCobalt
Web configurationTapered
Web thinningWeb-Thinned
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