Chicago-Latrobe
0.1378" Cobalt Screw Machine Drill Bit, Straw, 135° point - Chicago-Latrobe 49008
MFR# 49008Series 559
$3.13List $4.01
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Flutes2
CoatingStraw
Description
The Chicago-Latrobe 49008 is a 0.1378" Cobalt Screw Machine drill bit with a Straw finish, 135° point. Suited for cast iron, steel. Series 559.
Specifications
Coating finishStraw
Coolant throughNo
Cutting directionRight Hand
Drill bit diameter tolerance+0.0000 to -0.0007 in
Drill bit gradeHeavy Duty
Drill bit size0.1378
Drill bit size range0.1000 to 0.1500
Drill length typeScrew Machine
Drill point angle135
Drill tip finish coatingOxide
Flute by diameter ratio4xD
Flute length0.8160
Flute typeRegular Spiral
Material gradeM42
Maximum drilling depth0.4830
Number of flutes2
Overall length2.1220
Point typeSplit Point
Primary workpiece materialCast Iron; Steel
Shank diameter0.1378
Shank length1.3060
Shank typeStraight
Specification designationDIN
Specification numberDIN 1897
Spiral typeRegular
StandardsISO
Tool materialCobalt
Tool performanceHeavy-Duty
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