LeakMate USA LM1 Emergency Leak Stop Tool The tool is supplied with reusable 3/8, 1/2, 1/4 inch fittings The LeakMate works on copper, plastic, steel and lead pipes up to 10 bar pressure Specifically designed to stop leaks in seconds, saving inconvenience, expensive call out charges The tool is supplied with reusable 3/8, 1/2, 1/4 inch fittings The Leak Mate works on copper, plastic, steel and lead pipes up to 10 bar pressure Specifically designed to stop leaks in seconds, saving inconvenience, expensive call out charges