The TOG 320 Grit Coarse Whetstone is designed for serious sharpening tasks, including restoring damaged edges, repairing chips, and creating a new cutting edge on extremely blunt knives. Its coarse grit removes material quickly, making it the ideal starting point for major edge work before progressing to finer stones.
Manufactured in Japan by Suehiro, one of the world’s most respected whetstone makers, this professional-grade ceramic stone delivers fast cutting performance, excellent sharpening feedback, and long-lasting durability.
Whether you’re restoring a neglected knife or adjusting bevel angles for improved cutting performance, the TOG 320 Grit Coarse Whetstone provides the precision and consistency required for professional sharpening.
Made by Suehiro
Founded in 1967 in Niigata, Japan, Suehiro has earned an international reputation for producing some of the finest synthetic ceramic whetstones available.
Their expertise in ceramic stone manufacturing results in sharpening stones that are consistent, reliable, and trusted by professional sharpeners, chefs, and knife enthusiasts worldwide.
Professional Ceramic Construction
The stone is manufactured from professional-grade aluminium oxide ceramic material that has been calcinated at high temperatures for enhanced durability and crack resistance.
This advanced ceramic construction creates a stone that cuts quickly, provides excellent tactile feedback during sharpening, and wears slowly compared to many alternative coarse stones.
Design Details
The #320 grit surface is specifically designed for aggressive sharpening tasks, including:
- Repairing chipped knife edges
- Restoring heavily worn blades
- Creating a new edge on blunt knives
- Setting and adjusting bevel angles
For best results, follow with a medium or fine whetstone to refine and polish the edge.
A coarse #320 grit stone is intended for edge repair and heavy sharpening work. For everyday sharpening and finishing, follow with finer grit whetstones to achieve optimum sharpness and edge refinement.
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