... OEM,Design,logo service Product name:Titanium gasketsDimensions:M4--M16Technique:pressingMaterial:steel,stainless steel,titanium,aluminium etc,Color:blue,green,yellow,gold ... sizes:M4-M164)Standard:DIN,ASTM,GB,BSW,UNC,JIS DIN912,DIN913,DIN915,DIN931,DIN933,DIN934,DIN7991,DIN965,DIN966,ISO7380,DIN985 ... ,DIN6921,DIN125,DIN7380,DIN7984DIN127,DIN6923 5)Grade:Gr1,Gr2,Gr3,Gr5,Gr7,Gr9,Gr12,Gr23