Milwaukee's Compact Router Offset Base expands the capability of the MILWAUKEE? M18 FUEL? Compact Router by delivering fast and clean flush trimming. The offset router base features an innovative design that drastically reduces your set up time. The trim router offset base leverages a proprietary drive bit, eliminating the hassles of traditional offset bases. With 1/4" of bit adjustment, the offset base allows you to perform precise set up for clean flush trimming.