Valve Lapping Stick Valve Grinding Lapping 2pcs Lapper Set with Suction Cups Kit Set 5/8" 13/16" 1-1/8" 1-3/8"

Features:
Make sure valves seat perfectly match valve seats during a top-end rebuild.
Oil and UV-resistant synthetic rubber cups, which is durable and sturdy.
The size of 5/8, 13/16, 1-1/8, 1-3/8 is suitable for small and large vehicles.
Designed for grinding and lapping valves, double ended.
Made of wooden handles, less user fatigue, and more productivity.
Hardwood handles for easy hand lapper and better control of engine valves.