Valve grinding drill attachment kit for precise valve surface finishing - Easy valve grinding: with the valve grinding drill attachment, you can achieve a smooth finish on the valves. - Automatic rotation change: the rotation direction change is automatic, so that even grinding is ensured. - Versatile compatibility: the valve grinding tool is suitable for cars and motorcycles as well as other machines. - Ready-fit adapters: the set contains five rubber adapters in different sizes for the perfect fit. Use scenarios - Car engine maintenance: use during valve lapping or valve seat servicing to achieve a smooth valve surface on automotive engines. - Motorcycle valve service: suitable for valve grinding tasks on motorcycle engines to ensure proper seating and performance. - Other machines and small engines: ideal for valve finishing on lawn equipment, generators, or other machines with similar valve components. Specifications and features - Function: valve grinding with automatic rotation change for consistent, even grinding. - Compatibility: suitable for cars, motorcycles, and other machines requiring valve grinding. - Accessories: includes five rubber adapters in different sizes to fit various valve stem and valve seat configurations.