The large glass support is warp-free and is framed by a high-quality, soft plastic edge, that preserves sharp tool and knife blades as well as the edges of sharpening stones when touching them. Both materials are also easy to clean.
Indispensible aid when sharpening with waterstones. The fully adjustable nozzle on the spray head allows selective spraying, from a fine mist for moistening the stones through to a strong jet for washing off the abrasion debris.
For ultra precise, absolutely flat trueing. Suitable for all water and ceramic stones. Flatness tolerance of < 0.05 mm (after diamond coating). Grit approx. 240 (54 micron). Designed for grits 500 and above.