Micro Mill grinder, blad, grinding chamber and timer US plugHTTPS
General description. The grinders have a stainless steel or optional hard faced blade rotating at up to 12,000 rpm to rapidly grind a wide variety of material including bauxite, bone, ceramics, coal, Devorda′s alloy and wood. Interchangeable grinding chambers reduce cross contamination. Each chamber is 54 mm x 25 mm 2 1/8 in. x 1 in.