21/64" Cobalt Screw Machine Drill Bit, Coated, 135° point - Chicago-Latrobe 50818

Chicago-Latrobe

21/64" Cobalt Screw Machine Drill Bit, Coated, 135° point - Chicago-Latrobe 50818

MFR# 50818Series 559

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Drill size21/64
Flutes2
CoatingCoated

Description

The Chicago-Latrobe 50818 is a 21/64" Cobalt Screw Machine drill bit with a Coated finish, 135° point. Suited for cast iron, steel. 1-11/16 flute length, 2-15/16 overall length. Series 559.

Specifications

Coating finishCoated
Coolant throughNo
Cutting directionRight Hand
Drill bit diameter tolerance+0.0000 to -0.0010 in
Drill bit gradeHeavy Duty
Drill bit size in21/64
Drill bit size range0.3000 to 0.3500
Drill length typeScrew Machine
Drill point angle135
Flute length in1-11/16
Flute typeSpiral
Material gradeM42
Number of flutes2
Overall length in2-15/16
Point typeSplit
Primary workpiece materialCast Iron; Steel
Shank typeStraight-Cylindrical
Spiral typeRegular
StandardsISO
Tool materialCobalt
Tool performanceHeavy-Duty
Web configurationParallel
Web thinningWeb-Thinned
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