This professional chainsaw grinder is specially engineered for high-volume and frequent chain sharpening, perfectly meeting the demands of professional users. It allows you to sharpen your chainsaw chains conveniently at home or in the garage, effectively cutting down maintenance costs and saving time. Universally compatible with mainstream chainsaw brands such as Oregon, Stihl and Husqvarna, it supports sharpening chains up to .404" pitch. Equipped with multiple adjustment points, it delivers precise multi-angle sharpening, while the built-in light greatly improves working visibility. The all-in-one set comes with the grinder, dressing brick, profile guide, instruction manual, and three grinding wheels for immediate use right out of the box.