CRL V1275 Wood's Valve Grinder Vacuum Stick

The CRL Valve Grinder Lifter provides an effective way to hold valves during lapping operations. Lapping is the most effective means of touching up slightly burned valves and seats, to restore like-new performance at minimum expense. The spring-loaded vacuum pump, built into the handle, provides a vacuum reserve for long-lasting hold and serves as a leakage indicator, to lessen unexpected release. A single stroke of the plunger attaches the vacuum pad firmly to the valve. When the pad has sealed properly, the plunger returns only part of the way. Further movement indicates leakage and t