Repair damaged bolts (including wheel studs) & deburr metal bar. Size range: 6 - 33mm. Incorporates 3 tungsten blades. Spares available, please see Part No. 8659. Includes a 65mm 3/8"D quick chuck adaptor for use with a cordless drill. Effective on stainless steel, hardened steel, mild steel, copper, brass, hardwood, fibreglass, hard plastic.