All steel construction Unique riveter head twists 360 degrees. Durable all steel construction. Comfortable vinyl grip. Spring loaded handle for easy loading. Extended nose for hard to get at places. Hi-Viz non slip grip handle. Lock clip when not in use. Includes four nose pieces and wrench. 4 Rivet sizes: 3/32", 1/8", 5/32", 3/16". Never use stainless steel rivets in the RHT300
