123 Tools Dual Whetstone 1000/6000 – Silicone Base

123 Tools Dual Whetstone 2000/4000 – Medium Blue Side and Fine Yellow Side with Silicone Base

123 Tools Dual Whetstone 1000/3000 – White Corundum with Anti-Slip Rubber Base

123 Tools Dual Whetstone 3000/8000 – White Corundum with Silicone Base

InLoveArts – Knife Sharpening Jig | Knife Fixing and Honing Tool for Machines

8x2x1 Inch Hand Sharpening Stone – Grade 2 – 150-200 Grit

123 Tools Dual Whetstone 400/1000 – Professional Knife Sharpening and Polishing