Full port stainless steel ball valves with a two-piece body and a lock out handle. Each end of the valve has 1/2" female pipe threads, and is suitable for applications where the temperature will be between -20 to 450 degrees F, and the pressure under 1000 psi. All internal contact points (body, ball, cap and stern) are 316 stainless steel, all other metal parts are 304 stainless. Seat and washers are PTFE (teflon).