Chicago-Latrobe
Letter R High Speed Steel Drill Bit, TiN, 118° point - Chicago-Latrobe 70318
MFR# 70318Series 150T
$10.49List $13.22
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Flutes2
CoatingTiN
Description
The Chicago-Latrobe 70318 is a Letter R High Speed Steel drill bit with a TiN finish, 118° point. Suited for cast iron, steel. 3-7/16 flute length, 4-3/4 overall length. Series 150T.
Specifications
Coating finishTiN
Coolant throughNo
Cutting directionRight Hand
Drill bit diameter tolerance-0.0010 to 0.0000 in
Drill bit finish coatingTitanium Nitride
Drill bit materialHigh Speed Steel
Drill bit size0.3390
Drill bit size letterR
Drill bit size range0.3000 - 0.3500
Drill point angle degrees118
Flute length in3-7/16
Flute typeSpiral
Number of flutes2
Overall length in4-3/4
Point typeStandard
Primary workpiece materialCast Iron; Steel
Shank diameter0.3390
Shank length1.3125
Shank typeStraight-Cylindrical
Spiral typeRegular
StandardsDIN 338
Tool performanceGeneral Purpose
Web configurationTapered
Web thinningWeb-Thinned
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