... zinc, brass,iron and aluminum Cam : sintered steel ( very hardened )/ 30degreeKey : iron , brass( 3pcs /set , 5pcs /set )with anti-drill ... pinssealed bead: brass and iron ( we can do 5 ... , chrome plated, nickel plated, polished brass,satin nickel, satin chrome ,brass polishedfor more questions and Trade Terms, please ...