SIZE - Shanks are 1/8 inch (3mm), buffing wheels are 1 inch in diameter, 25 mm abrasive wheel REPAIR THE DENTS - Buff wheels enable you to achieve a smooth, uniform and conformability to irregular surfaces with minimal smearing Type: yellow - 120grit, Green - 180grit, Red - 320grit, black - 400grit WIDELY APPLICATION - Fit for your polishing need, used for polishing all types of metal and jewelry and non-metallic materials in small area of rust deburring and surface polishing Color: black + yellow + red + green 40Pcs 1 inch (25mm) Abrasive Wheel Buffing Polishing Wheel Set For Rotary Tool These 40 pcs polisher abrasive buffing wheel are used for DIY engraving, grinding, polishing (wood, metal, stone polishing purposes). These are high quality 3mm scouring pad abrasive grinding head wheels for electric grinding rotary tool accessories. Can be used for metal grinding and polishing with good wear resistance, durable and practical. Features: Precision polishing effect for metal with high efficiency. Widely used in polishing and grinding the Micro-electronic devices and other objects. Use for metal and nonmetal materials, perfect grinding effect and long using life. Basically replace with handle small abrasive grinding wheel and no dust pollution. Convenient to grind, simple to use, safe and reliable. Widely used in metal, wood and jewelry surface polishing, derusting, grinding, sanding, deburring and stripping residue. : Material: Scouring Pad Shank Diameter: 3mm / 0.12in Brush Diameter: 25mm / 0.98in Overall Length: 45mm / 1.77in Thickness of Sanding Head: 10mm / 0.39in Package Included: 40 x Buffing Polishing Wheels Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.