17 filiere per filettatura esterna nelle misure: 4NS36 | 6NC32 | 8NC32 | 10NC24 | 10NF32 | 12NC24 | 1/4" NC20 | 1/4" NF28 | 5/16" NC18 | 5/16" NF24 | 3/8" NC111 6 | 3/8" NF24 | 7/16" NC14 | 7/16" NF20 | 1/2"NC13 | 1/2" NF20 | 1/8" NPT27.
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