tipped pcbn inserts in 90 degree square shape S for hardtipped pcbn inserts in 90 degree square shape S for hard turning ferrous metals of cast iron and hardened steel, the cbn insert cutting edges are made w
tipped pcbn inserts in 90 degree square shape s for hardtipped pcbn inserts in 90 degree square shape s for hard turning ferrous metals of cast iron and hardened steel, the cbn insert cutting edges are made with polycrystalline cubic boron nitride, indexable inserts with cbn tips are precision cutting tools, which are used in cnc fine finish machining and turning roller, bearing, pumps, automobile brake disk, aircraft jet engine.
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