COLORFUL PRECISION: Elevate your work with our Grinding Disc Set featuring 4 black, 4 purple, 2 green, and 2 blue discs. Diversify your surface treatments with ease. OPTIMAL SIZE: Designed with a diameter of 4inch (100mm), a bore of 5/8inch (16mm), and a thickness of 9/16inch (14mm), This size is designed to fit 4 inch angle grinders perfectly. PREMIUM QUALITY: These discs, made of silicon carbide grains (46#), ensure superior grinding performance for efficient grinding and long-lasting durability, meeting the needs of both DIY enthusiasts and professionals. EFFICIENT SURFACE TREATMENT:Strip Discs ensure easy sanding of smooth and rough material surfaces, minimizing damage to the substrate. Their consistent performance makes them an indispensable tool for a variety of projects. VERSATILE APPLICATIONS: Paint rust remover does can be used on a wide range of metals, wood, and plastics to effectively remove rust, dirt, paint, weld spatter, scale, oxides, and other surface contaminants. They are suitable for a variety of DIY and professional tasks. Colour:Photo Color Material:Emery Size:Diameter:10cm Package Contents: 12 x Paint Strip Discs Only the above package content, other products are not included. Note: Light reflection 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.