Chicago-Latrobe
Letter B High-Speed Steel Screw Machine Drill Bit, Coated, 135° point - Chicago-Latrobe 48234
MFR# 48234Series 2159
$6.08List $7.80
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Flutes2
CoatingCoated
Description
The Chicago-Latrobe 48234 is a Letter B High-Speed Steel Screw Machine drill bit with a Coated finish, 135° point. Suited for cast iron, steel. 1-3/8 flute length, 2-1/2 overall length. Series 2159.
Specifications
Coating finishCoated
Coolant throughNo
Cutting directionRight Hand
Drill bit diameter tolerance+0.0000 to -0.0007 in
Drill bit size0.2380
Drill bit size letterB
Drill bit size range0.2000 to 0.2500
Drill length typeScrew Machine
Drill point angle135
Flute length in1-3/8
Flute typeSpiral
Number of flutes2
Overall length in2-1/2
Point typeSplit
Primary workpiece materialCast Iron; Steel
Shank diameter0.2380
Shank length in1-1/8
Shank typeStraight-Cylindrical
Specification designationNAS
Specification numberNAS 907
Spiral typeRegular
StandardsISO
Tool materialHigh-Speed Steel
Tool performanceHeavy-Duty
Web configurationParallel
Web thinningWeb-Thinned
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