square perforating punches with TCCN coating

perforating punches and punch pins with TCCN coating

perforating punches and punch pins ,with TCCN coating.

TICN,DLC,TIN,HCR coating as request,

square perforated punch pins.

 

perforating punches and punch pins ,with TCCN coating.

TICN,DLC,TIN,HCR coating as request,

square perforated punch pins.

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