Description

Set of straight flute serial taps NO8 for ISO-Metric thread M4 with 0.70 mm pitch and 6HX class of fit, consisting of 1 tap with a truncated thread profile and 6-8xP taper lead, 1 tap with a truncated thread profile and 3.5-5xP second lead and 1 tap with a 2-3xP plug lead, dimensions according to DIN 352 standard with 4.5 mm shank and 3.4 mm square drive, cobalt based HSS-E with steam tempered surface finish for 1.5xD through or blind hole threading in stainless steel and cast-iron

Product Feature

Steam Tempered (Steam Oxide) Surface Treatment

Thread Form, Metric Coarse

DIN 352 – Thread Form Standard

DIN Thread Pitch Diameter Tolerance Zone (with increased pitch diameter)

Through or Blind Hole Application

1.5×D Usable Tool Depth to Diameter Ratio

High Speed Cobalt Steel Tool Material

A 6-8, B 3.5-5, C 2-3

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