Guhring
#21 Cobalt Stub Drill Bit, 118° point - Guhring 9055240040400
MFR# 9055240040400Series 5524
$4.23List $5.42
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Flutes2
Description
The Guhring 9055240040400 is a #21 Cobalt Stub drill bit, 118° point. Suited for aluminum. Series 5524.
Specifications
Coolant throughNo
Cutting directionRight Hand
Drill bit diameter tolerance+0.000 to -0.018 mm
Drill bit size0.1590
Drill bit size range0.1500 to 0.2000
Drill bit size wire#21
Drill length typeStub
Drill point angle118
Flute by diameter ratio3xD
Flute length (mm)22.00
Flute typeSpiral
Material gradeM35
Maximum drilling depth0.6280
Number of flutes2
Overall length (mm)55.00
Point typeFour Facet; Split
Primary workpiece materialAluminum
Shank diameter (mm)4.04
Shank typeStraight-Cylindrical
Specification designationDIN
Specification numberDIN 1897
Spiral typeRegular
StandardsDIN 1897
Tool materialCobalt
Web configurationTapered
Web thinningWeb-Thinned
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