... 8,8.8,9.8,10.9...... Brass Set Screw,Antique Brass Screws,Brass Screw Plug . ... other materials accordingto customer's demand .ThreadType "M","UNC","UNF","BSW"thread are available.Head ... ,Oval head,Hex flange head,Round head,Ball head,Button head...Socket typePhillip type,Pozi ... export market:North America,South America,Eastern Europe,Asia,Western Europe .3)Service:OEM service offered,Design service ...