Made by Sealed Unit Parts Company (SUPCO)

Part# RWA10

This is a must if your working on residential split a/c systems for opening the service valves. 

Heat-treated hex works for 3/16" and 5/16" hex valves.

Black Oxide plated.

Use this with SUPCO Wrench# RW516 or RW916 Service wrench's.

For accessing liquid and suction based valves on residential and commercial units up to 7.5 tons.