Hand thread cutters, imperial, DIN 5157 (former DIN 253)

Description: 2 part thread cutter, consisting of pre-cutter and last tap for G thread according to DIN ISO 228 and Rp thread according to DIN 2999. Flanks undercut, tolerance according to IOS 2/6H, first cut: 2-3 times.
Quality:
HSS HSS - Use for steel, cast steel alloys and non-alloys (<800 N/mm2 tensile strength), grey-, malleable, ductile-, cast and sintered iron, nickel silver, graphite and short cutting aluminium alloys, brass and bronze.
Catalogue page Pneumatic Atlas 8 (Page 890)
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