Suction Valve Grinder /vacuum cup valve grinder size:3/4"-7/8"(19-22mm) for and grinding flat head ,unslotted valves Suction Valve Grinder /vacuum cup valve grinder for and grinding flat head ,unslotted valves2 rubber suction cup size:3/4"-7/8"(19-22mm)plastic handle ,Synthetic rubber cups are resistant to chemical agentsNon-slip cups are groove locked to handle. Suction Valve Grinder/Vacuum cup ...
