OSG
7/16" Solid Carbide Screw Machine Drill Bit, Coated, 140° point - OSG HP253-4374
MFR# HP253-4374Series HP253
$150.92List $193.57
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Drill size7/16
Flutes2
CoatingCoated
Description
The OSG HP253-4374 is a 7/16" Solid Carbide Screw Machine drill bit with a Coated finish, 140° point. Suited for steel, alloy steel, cast iron. Series HP253.
Specifications
Coating finishCoated
Coolant throughYes
Cutting directionRight Hand
Drill bit diameter tolerance+0.007 to +0.025 mm
Drill bit size in7/16
Drill bit size range0.4000 to 0.4500
Drill length typeScrew Machine
Drill point angle140
Flute by diameter ratio3xD
Flute length (mm)55.00
Flute typeSpiral
Number of flutes2
Overall length4.0157
Primary workpiece materialSteel; Alloy Steel; Cast Iron
Shank diameter0.4724
Shank typeStraight-Cylindrical
Spiral typeRegular
Tool materialSolid Carbide
Tool performanceHigh Performance
Web configurationTapered
Web thinningR-Thinned
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