An iso 9001-2000 certified company, optics technology, is the foremost manufacturer and exporter of laboratory testing equipment available at an affordable price. Willey mill is an ideal machine like the intermediate model "arthur thomas" type. This is an electrically operated device to work on 220 volts a.C . Willey mill is useful for grinding of dry plant samples, a variety of commercial dry materials. Salient features of the mill is that the unit consists of two stationary steel blades and rotary with steel edges provided in the cast iron chamber. Willey mill is fitted on substantial cast iron base. Working chamber of mainly three sizes: [a] 40 mm x 20mm [b] 65 mm x 25mm [c]100 mm x 50mm.