... from China; Certification:ISO14001 ISO9001 SGS Specifications Stainless Hexagon head anchor bolts with full thread Process Capablilities Standard ISO, GB, ... Size M0.8~M12Material Stainless, Steel,Brass, Steel,Bronze, Iron,Aluminum,Carbon steel,Alloy steel, silicon bronze,etc.Head/Tread ... made of titanium, copper, aluminum, iron, stainless steel and so on. Through our modern manufacturing technology, ...