Correct grinding & honing is an art in & of itself. without training & experience, costly mistakes can be made & expensive tooling ruined. Ideal for the home & small workshop & with a comprehensive range of accessories, it is perfect in producing sharp cutting edges to knives, scissors & tools. the grinding stone is also ideal for hss tools. The universal jig has a horizontal & vertical operating mode. The leather honing wheel removes the burr & gives a perfectly polished cutting edge. the tiger stone runs slowly in a water trough so that the tool never looses its temper due to overheating. specifications: motor: 120w. wheel dimensions: 200 x 40mm. no load speed: 120rpm. weight: 13.5kg. l/w/h: 360 x 285 x 275mm.