Stainless steel A2 hexagon head (A/F 8) self tapping screw 5,5x16 mm ( according to DIN 7976 with or without struck slot ) + an assembled stainless EPDM bonded washer ( 16 mm outer diameter ) Quantity: 70.000 pcs. material: Stainless steel A2 ( AISI 304 ) certificate: inspection document type 3.1 If you are able to produce stainless steel self tapping and drilling screws with assembled EPDM bonded washer please send us your contact information