Check the listing for details. PERMATEX 80036 Valve Lapping Grinding Compound 1.5 OZ Tube. Color: Gray, Condition: New. Listed at 8.50 USD. PERMATEX 80036 Valve Lapping Grinding Compound 1.5 OZ Tube Description Permatex Valve Grind Compound aids valve grinding and seating operations to remove burrs, surface defects, carbon, gum and corrosion. Use Permatex Valve Grind Compound for lapping and grinding chromium. Mixes with water to form an easy-to-use paste. FEATURES Aids valve grinding and seating operations Mixes with water to form an easy-to-use paste Can be used for lapping and grinding chromium Removes burrs, surface defects, carbon, gum and corrosion APPLICATIONS Seat valves, sharpen reel type lawn mowers.PERMATEX 80036 Valve Lapping Grinding Compound 1.5 OZ Tube Description Permatex Valve Grind Compound aids valve grinding and seating operations to remove burrs, surface defects, carbon, gum and corrosion. Use Permatex Valve Grind Compound for lapping and grinding chromium. Mixes with water to form an easy-to-use paste. FEATURES Aids valve grinding and seating operations Mixes with water to form an easy-to-use paste Can be used for lapping and grinding chromium Removes burrs, surface defects, carbon, gum and corrosion APPLICATIONS Seat valves, sharpen reel type lawn mowers.