Guhring
#57 Cobalt Stub Drill Bit, Coated, 118° point - Guhring 9055200010900
MFR# 9055200010900Series 5520
$6.60List $8.47
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Flutes2
CoatingCoated
Description
The Guhring 9055200010900 is a #57 Cobalt Stub drill bit with a Coated finish, 118° point. Suited for aluminum. Series 5520.
Specifications
Coating finishCoated
Coolant throughNo
Cutting directionRight Hand
Drill bit diameter tolerance+0.000 to -0.014 mm
Drill bit size0.0430
Drill bit size range0.0000 to 0.1000
Drill bit size wire#57
Drill length typeStub
Drill point angle118
Flute by diameter ratio3xD
Flute length (mm)7.00
Flute typeSpiral
Maximum drilling depth0.2110
Number of flutes2
Point typeFour Facet; Split
Primary workpiece materialAluminum
Shank diameter (mm)1.09
Shank typeStraight-Cylindrical
Specification designationDIN
Specification numberDIN 1897
Spiral typeRegular
StandardsDIN 1897
Tool materialCobalt
Web configurationTapered
Web thinningWeb-Thinned
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