Features:1. Made of high quality material, durable and practical in use.2. Widely used in the micro- electronic devices and other industries.3. 347pcs rotary tool kit fits your different polishing and grinding needs.4. Great for all types of detail work in both hard and delicate materials.5. Suitable for metal surface cleaning, derusting, grinding, sanding, deburring, polishing, stripping residue etc.Specification:Item Type: Rotary Tool KitQuantity: 347pcsCondition: 100% Brand NewWeight: Approx. 460g / 16.2 ozPackage list:73 * Cut off wheel (Red) 15/16 inch200 * Cut off wheel (Black) 15/16 inch10 * Felt polishing wheel (1/2 inch)4 * Polishing Cone (3/8 inch tapered)6 * Felt polishing wheel (1 inch)2 * Abrasive Wheel (Red) 1 inch2 * Abrasive Wheel (Green) 1 inch3 * Grinding stone (type 1) 1/2 inch diameter3 * Grinding stone (type 2) 3/8 inch diameter tapered3 * Grinding stone (type 3) 3/8 inch diameter3 * Grinding stone (type 4) 3/4 inch diameter mounted disc6 * Steel wheel (3/4 inch)3 * Brass wheel (3/4 inch)6 * Steel cup (1/2 inch)3 * Brass cup (1/2 inch)12 * Sanding band (1/2 inch)2 * Mandrel (standard type)2 * Mandrel (standard type)2 * Collets1 * Drum sander (1/2 inch)1 * Dressing Stone wheel