... :SS304,SS316, ROHS 2.Screw Finish:plain, phosphate 3.Screw style:SEMS SCREW 4. ISO9001:ISO14 Features:Stainless ... zinc, blue zinc), chromated,nickel plating,dacromet and etc.3)Normal sizeM2-M244)Normal Length10mm to 120 mm5)StandardDIN7985, ... 2008, ISO14001:20042. Inspection quality system: ISO standard, 100% Whole range inspection through the production3. Inspection equipment: Hardness test, torque ...