... ,DIN,JIS ISO9001-2008,SGS,ROHS 1.The specification of All kinds of cnc part 1)Features:1.Head type: flat/countersunk ... 9 12.9 FeaturesGood anti-corrosion ability, kinds of coatingsMOQ 50pcsAfter-sale serviceIf there are any quality problems, please contact with us ... screw, cross recessed screw, torx socket screw, set screw, machine screw, knurled screw, aluminum screw, wing screw,etc.Carbon steelMild ...