Just like an eraser rubs away pencil marks, the Sabitohru will rub away any rust or stain marks on your blade. Soak it in water until the bubbles stop surfacing and rub over the oxidized areas. Use it to remove rust on other items such as your bicycle wheels or even clean coffee stains in a cup.

Specifications

• Material: Ceramic
• Grit: 46 (Coarse)
• Dimensions: 2 1/2″ x 1 5/8″
• This product is a direct import from Japan so does not include instructions in English.