A pocket-size handy small slip which combines these 2 general purpose grit sizes: 300 and 600. Ideal for a quick touch up of a carbide / HSS router bit, Forstner bits and a blade. Can be used to touch up rotary carving tools such as Arbortec. 1.6mm thickness makes it robust and produces no flexing when in use.  Guaranteed for 5 years when used with James Barry Lapping Fluid. The best introductory product to experience exactly what these products can do for you and save money and prolong the life of your tools. Important Technical Information: This range of diamond products is regarded as one of the best available. The diamond is electroplated directly onto a precision ground substrate. Product Code: EP3FC