[ Size ] - Shank Diameter: 2.35mm/1/9", Head Diameter: 10mm/2/5", Total Length: 57mm/2.24"; Grinding Head Material: Silicone, Diamond Sand. [ Material ] - This corundum grinding stone has high hardness, toughness, and good stability.
[ Size ] - Shank Diameter: 2.35mm/1/9", Head Diameter: 10mm/2/5", Total Length: 57mm/2.24"; Grinding Head Material: Silicone, Diamond Sand. [ Material ] - This corundum grinding stone has high hardness, toughness, and good stability.