... ,IFI and NON-STANDARD 3.Finish:PL,ZP,HDG,sheradizing,plain,black Thick gasket1.Size:M6-M562.Standard:DIN,ISO,GB,IFI ... and NON-STANDARD3.Finish:PL,ZP,HDG,sheradizing,plain,black oxide,Zinc plated(blue,white and yellow)chrome plated,Cr ... .Competitive price and sound quality are guaranteed.Packing with Gunny bags, carton , pallet or bulk is according to the clients. Thick ...