Workshop bench grinder complete with extraction unit which connects to side of the machine allowing removal of dust during grinding. Complete with resin bonded diamond wheel, collet holder & set of collets from 1.0mm - 4.0mm. Thoriated Tungsten electrodes produce radio-active dust particles when ground. This dust is carcinogenic & can be hazardous to health with long term exposure. It is recommended that the dust is either contained or collected for disposal according to local regulations - 7425271