Patriot Products CSV-3100B 10 HP Briggs & Stratton Gas-Powered Wood Chipper/Leaf Shredder The chipping power of the 10 hp Briggs engine coupled with Patriot's unique design will wow you. Make short work of branches up to 3 inches in diameter. Shredding leaves is a breeze with Patriot's swinging y-hammer system. The side discharge allows you to work in the same location all day long without moving the chipper. 50 State Compliant