SMALL SIZE SCREW,SPECIAL 1.ISO,ANSI,JIS,DIN,BS& non ... 4.8 ,6.8,8.8,9.8.... SMALL SIZE SCREW,SPECIAL HEAD SCREW,SIZE HEAD SCREW . A good non-standard fastenerS manufacturer for ... Self tapping threads "A","AB", Threads for chipboard screw,wood screw,drywall screw;Type "M","UNC","UNF","BSW"threads for Machine ... Measurment 1)Quantity in a plastic bag as per Screw's Size; 2)it is packed 22kg-25kg each carton ...