Medium Duty - Variable Speed Cutting Mill*E3500 Series Mills includes a Mill Stand The E3503 Mid Size Cutting Mill features a 5 inch diameter sealed cutting chamber with four stationary blades (optional six stationary bladed cutting chamber is available) and a rotating cutting head with four replaceable rotating cutting blades that revolve at high speed to produce a shearing action which minimizes heat build up (optional cutting chamber temp sensors are available). Samples introduced through