Check the listing for details. Permatex 80036 Valve Lapping Compound Lisle Tool 21100-21200 Lapper grinding Kit. Condition: New. Listed at 21.90 USD. At Everyday Low Https:/ Kit Contains 1 Each Of These Items Lisle Tool 21100 Large Valve Lapper Tool For Hand Lapping Engine Valves Thick handles for easy lapping. Has 1-1/8" and 1-3/8" diameter cups for smaller valves. Lisle Tool 21200 Small Valve Lapper Tool For Hand Lapping Engine Valves Thick handles for easy lapping. Has 5/8" and 13/16" diameter cups for smaller valves. Permatex 80036 Grinding Compound Aids valve grinding and seating operations to remove burrs, surface defects, carbon, gum and corrosion. Can be used for lapping and grinding chromium. Mixes with water to form an easy-to-use paste.At Everyday Low Https:/ Kit Contains 1 Each Of These Items Lisle Tool 21100 Large Valve Lapper Tool For Hand Lapping Engine Valves Thick handles for easy lapping. Has 1-1/8" and 1-3/8" diameter cups for smaller valves. Lisle Tool 21200 Small Valve Lapper Tool For Hand Lapping Engine Valves Thick handles for easy lapping. Has 5/8" and 13/16" diameter cups for smaller valves. Permatex 80036 Grinding Compound Aids valve grinding and seating operations to remove burrs, surface defects, carbon, gum and corrosion. Can be used for lapping and grinding chromium. Mixes with water to form an easy-to-use paste.