Real Steel Japanese Whetstone 1200 Japanese Whetstone 6.13in X 2in X 0.8in Stone Without Base Measures 5.88in X 1.75in X 0.25in 1200 Grit. Dimensions: 6.13" x 2" x 0.8". Stone without base measures 5.88" x 1.75" x 0.25". 1200 grit. Interchangeable plastic base. Carborundum construction. Bulk packed. Package Contents: Real Steel Japanese Whetstone 1200 Real Steel W0014: Japanese Whetstone 1200 Japanese Whetstone 6.13in X 2in X 0.8in Stone Without Base Measures 5.88in X 1.75in X 0.25in 1200 Grit Interchangeable Plastic Base Carborundum Construction