The Sealey Valve Lapping Tool Attachment Kit is a professional engine service tool designed to simplify and speed up the valve grinding process. This automatic valve lapping attachment transforms a power drill into an efficient valve grinding station, making valve reconditioning faster and less physically demanding for mechanics and engine rebuilders. The kit includes five rubber suction cups in different sizes (16mm, 20mm, 30mm, 35mm, and 45mm), ensuring compatibility with most engine valves across a wide range of applications. This comprehensive size range makes it suitable for work on everything from small motorcycle engines to larger automotive and light commercial vehicle powerplants. Designed to work in conjunction with the Sealey CP108VDD or similar power drill with a minimum chuck size of 10mm, the attachment operates at speeds between 1000rpm and 1250rpm maximum. The automatic lapping action provides better control compared to manual valve grinding methods whilst significantly