Precision Twist Drill
Letter X Cobalt Drill Bit, Straw, 135° point - Precision Twist Drill 5999081
MFR# 5999081Series R10CO-R15CO-R18CO
$20.38List $25.68
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Flutes2
CoatingStraw
Description
The Precision Twist Drill 5999081 is a Letter X Cobalt drill bit with a Straw finish, 135° point. Suited for steel. 3-3/4 flute length, 5-1/8 overall length. Series R10CO-R15CO-R18CO.
Specifications
Coating finishStraw
Coolant throughNo
Cutting directionRight Hand
Double marginNo
Drill bit gradeHeavy Duty
Drill bit materialCobalt
Drill bit size0.3970
Drill bit size letterX
Drill bit size range0.3500 - 0.4000
Drill point angle degrees135
Flute by diameter ratio9xD
Flute length in3-3/4
Flute typeRegular Spiral
Maximum drilling depth in3-3/4
Number of flats0
Number of flutes2
Overall length in5-1/8
Point typeStandard
Primary workpiece materialSteel
Shank diameter0.3970
Shank length in1-3/8
Shank typeStraight
Specification designationNAS
Specification numberNAS 907
Spiral typeRegular
StandardsANSI
Tool applicationDrilling
Tool performanceGeneral Purpose
Web configurationTapered
Web thinningWeb-Thinned
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