• Needle automatically retracts Pierces easily by hand Sealed with O-rings Refuses to leak Install valve, connect charging hose, service Sealed with refrigerant resistant O-rings Needle automatically back seats after servicing, leaving line-free of restriction Needle depressor is inserted into head of needle Wing cap is turned down easily by hand until line is pierced Wing cap is removed and system may be serviced with any charging hose with built-in depressor When hose is removed, spring loaded needle back seats forming a leak-proof seal Needle depressor is discarded and wing cap forms extra precautionary seal

The DiversiTech QTM-1 1/4, 5/16, 3/8 in OD tube size MAC line piercing valve tool features one connection for piercing and servicing. The needle automatically back-seats after servicing which leaves the line free of restriction. Connects to tubing with two socket-head screws. When hose is removed, spring loaded needle back-seats forming a leak proof seal. Needle depressor is discarded and wing cap forms extra precautionary seal.