Trend DWS/W6/FC Bench Stone Double Sided Fine/Coarse 6x2x5/16 inch Diamond bench workshop 6 inch stone fine & coarse A precision double sided diamond bench stone 6 inches x 2 inches.Complete with cleaning block and non slip mat.Fine 1000 grit (15 micron) and coarse 300 grit (50 micron).Guaranteed for five years.Recommended use with Trend lapping fluid to prevent clogging or rusting and assist in keeping tools clean.Ideal for flattening chisels and plane blades as well as achieving a shaving edge in seconds.Precision flatness substrate gives the ability to also sharpen spindle knives in house.The fine grit is suitable for a finish suitable for carving tools.Specification-Size=152 mm x 50 mm x 8 mmGrade=Fine & Course Grit=1000 & 300 (nom. 15 & 50 micron)