Precision Twist Drill

0.2559" HSS Drill Bit, 135° point - Precision Twist Drill 5997056

MFR# 5997056Series QC21PM

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Flutes2

Description

The Precision Twist Drill 5997056 is a 0.2559" HSS drill bit, 135° point. Suited for steel, aluminum & non-ferrous. 2-31/64 flute length, 3-31/32 overall length. Series QC21PM.

Specifications

Coolant throughNo
Cutting directionRight Hand
Double marginNo
Drill bit gradeGeneral Purpose
Drill bit materialHSS
Drill bit size0.2559
Drill bit size range0.2500 - 0.3000
Drill point angle degrees135
Flute by diameter ratio10xD
Flute length in2-31/64
Flute typeRegular Spiral
Maximum drilling depth2.4803
Number of flats0
Number of flutes2
Overall length in3-31/32
Point typeStandard
Primary workpiece materialSteel; Aluminum & Non-Ferrous
Shank diameter0.2559
Shank length1.4961
Shank typeStraight
Specification designationDIN
Specification numberDIN 338
Spiral typeRegular
StandardsDIN 338
Tool applicationDrilling
Tool performanceGeneral Purpose
Web configurationTapered
Web thinningWeb-Thinned

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