Black coating metal material Precise manufacturing without any burr Smooth edge and strict tolerance control Low cost

Black metal stamping part which is formed through four proceses under press  from punching machine , and a film of black coating on the surface to prevent rustness ; vertical symmetrical flutes provide enough space for object to setting , also  a bolt can be screwed from both holes to fasten the objects .  Metal stamping part with black coating ofen needs a dry surroundings for the more long service , so it is suggested to be used in indoor .

Stamping parts