Sumitomo
5/16" Solid Carbide Drill Bit, DEX, 140° point - Sumitomo U101297
MFR# U101297Series MDW-XHV
$344.99List $353.34
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Drill size5/16
Flutes2
CoatingDEX
Description
The Sumitomo U101297 is a 5/16" Solid Carbide drill bit with a DEX finish, 140° point. Suited for ductile iron. Series MDW-XHV.
Specifications
Coating finishDEX
Coolant throughYes
Drill bit diameter tolerance-0.00080 to -0.00165 in
Drill bit size in5/16
Drill point angle140
Flute by diameter ratio12xD
Flute length4.3310
Maximum drilling depth4.4490
Number of flutes2
Overall length6.4960
Primary workpiece materialDuctile Iron
Shank diameter0.3150
Shank length2.0470
Shank typeStraight-Cylindrical
Tool applicationDeep Hole Drilling
Tool materialSolid Carbide
Web configurationTapered
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