Walter-Prototyp
1/4-20 UNC High-Speed Steel-E Tap, TiN - Walter-Prototyp 7427639
MFR# 7427639Series TC410
$75.38List $96.68
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Thread size1/4-20
CoatingTiN
Description
The Walter-Prototyp 7427639 is a 1/4-20 UNC High-Speed Steel-E tap with a TiN finish.
Specifications
ApplicationBlind Hole Threading; Through-Hole Threading
ChamferModified Bottoming
Chamfered threads2-3P
Class of fit2BX
Coating finishTiN
Coolant throughNo
Flute by diameter ratio3.5xD
MaterialHigh-Speed Steel-E
Material applicationSteel; Stainless Steel; Cast Iron; Non-Ferrous Metal; Superalloy
Material application codeP; M; K; N; S
Material gradeWY80AD
Oil grooves5
Overall length3.1496
Shank diameter0.2756
Square size0.2165
Tapping depth1.1811
Thread directionRight Hand
Thread length0.5906
Thread size in1/4-20
Thread standardUNC
Trade nameTC410 Advance
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