This advanced kit works to safely remove and install gun pins. The ergonomic and perfectly balanced hammer partners with easy grip hex-handle punches for precise control. Hammer & Pin Punch Set includes 4 interchangeable hammer heads: rubber, brass, steel and nylon; gunsmithing hammer with rubberized, ergonomic grip; stand-up case; steel punches: 1/16″, 5/64″, 3/32″;brass punches: 1/8″, 9/64″, 5/32″, 3/16″, 7/32″, 1/4″, 9/32′; non-marring finishing punch and pin alignment tool.