Developed By James Barry Sharpening. Professional double-sided woodcarvers' credit card stone with fine and extra-fine 1000 and 600 grit. Details: Width: 50mm Length: 85mm Thickness: 1.6mm Grit:  1000 & 600 Fine finishing diamond credit card stone Ideal for woodcarvers and sharpening router cutters & bits James Barry stones are guaranteed for 5 years if you use this lapping fluid. Unique and Robust This precision credit card stone is perfect for precision honing and gaining the keenest edge. Superb for getting the keenest edge on small fluted, shaped turning and carving tools. The unique 1.6mm thickness of the credit card stone gives you fantastic stability and rigidity, preventing the "flexing" that typically occurs with cheaper versions. These stones are used by professionals worldwide and are regarded as being the best product in their class. "Great little stone that very quickly will breathe new life into your cutters." Mr PJ Sibley "I tried it on two Freud panel raising router bits and it really gives it an excellent edge. I also tried it on some other carbide router bits and works great." Errol   Guaranteed for 5 years when used with James Barry Sharpening Lapping Fluid. Product code: ECCSFF