Designed primarily for the rental market, as well as small independent contractors, the 7" (18 cm) capacity Boxer X7 is engineered to be easy to use, easy to tow and easy to maintain. The simplified design of this chipper in no way reduces its productivity. The X7 is a powerful, aggressive chipper. It features a larger diameter chipping disc and greater material pulling and clamping force than others on the market to quickly and easily power through material.