... DIN, ANSI, JIS, BS, EN, IS Feature: Black plated with Fastener Spring Gasket1) Finish: Galvanized, Black Oxide, Phosphate, Chrome, Plate Dacrome ... China4)TS16949&IS9001A full range of specifications available include standard fastener, auto fastener and so onProduce according to customers' drawings or samplesThese gaskets ... you can supply the sample or drawing Black plated with Fastener Spring Gasket