... :ISO14001:2004 ISO9001:2001 SGS Specifications Sleeve type expansion anchor bolt Process Capablilities Standard ISO, GB, DIN, JIS, ANSI, BSW ... Size M0.8~M12Material Stainless, Steel,Brass, Steel,Bronze, Iron,Aluminum,Carbon steel,Alloy steel, silicon bronze,etc.Head/ ... precise screws, which are made of titanium, copper, aluminum, iron, stainless steel and so on. Through our modern manufacturing ...