Used pto roller mill. Henke B745 Roller Mill. Manufacturer: Henke; Henke B745 Roller Mill, Pull Type, Pin Hitch, 540 PTO, 3'8"wide Hopper, Hydraulic Driven Feed Auger, 15" Tires, SN: 1863. Torrington, WY, USA. Click to Request Price. Top Seller. CME MILL-ROLL7 3HP