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Powerbuilt Double Cup Valve Grinders

Dependable Powerbuilt double cup valve grinder sets offer power, precision, and style for hand-lapping valves and valve seats. They meet or exceed applicable ANSI standards and include a 9 in. tool with both 1 1/8 in. and 1 3/8 in. cups, plus an 8 in. tool with both 5/8 in. and 13/16 in. cups. Valve lapping ensures an air-tight seal between the valve and valve seat, and these high-quality, synthetic rubber cups are chemical-resistant and built to last for years of use. The non-slip cups feature groove-locks to keep them connected to the hardwood handles. All Powerbuilt double cup valve grinders include professionally written usage instructions and photos that take you step-by-step through proper tool usage!

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