Rocno orodje za vrezovanje navojev, colsko, DIN 5157 (predh. DIN 253)
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Description:
2-piece manual tap set, comprising pre-cutter and finish cutter for G-thread in accordance with DIN ISO 228 and Rp-thread in accordance with DIN 2999. Flanks relief ground, tolerance in accordance with ISO 2 / 6H, gate cut: 2 - 3 turns.
Quality:
HSS-G:
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.