... FUNCTIONS OF LAB MIXING MILL (V-BELT TYPE)1. ROLLSize6" D X 15" W 8" D X 20" W Specification:Patented design of ... :Machine: 0 5mm, working condition: 0.1 5mm2. DRIVING SYSTEMV-belt / chain transmission system is installed in the case. High safety3 ... installed inside of machine, and operation panel is cantilever typ.6. GUARANTEE: 1 year 6" x 15"L Laboratory Mixing Mill