wall spike/barbed wire : material : hot dipped galvanized or dpdyester power coated or stainless steel used for construction Wall spike / barbed wire HEBEI WANLIDA IS A PROFESSINAL FACTORY OF WALL SPIKE Specification Steel2mm toughened steel Coating Hot dipped galvanized or dpdyester power coated(optional extra) ,stainless steel Spike length64--100mmStandard length of spike rail 0.5m/1m/1.45m/1. ...