These polishing discs and connecting rod kit is strong to use, ensuring durability and longevity for multiple uses. The radial bristle discs are ideal for intricate work such as jewelry making, hobby and craft, metalworking, wood , and DIY projects. Features -Color:Assorted Color -Material:Silicone, iron -Size:3.80X0.30X0.30cm/1.49X0.12X0.12in -Size:2.50X2.50X0.07cm/0.98X0.98X0.03in -Size:3.80X0.23X0.23cm/1.49X0.09X0.09in - These bristle discs are great for polishing a variety of materials, including plastic, metal, wood, and more. - The abrasive disc is ideal for use in woodworking, jewelry making, metalworking, wood , etc. - Bristle discs can be used with different types of power for versatile applications. - Achieve a smooth and polished finish on surface with ease using these polishing discs. - The abrasive bristle disc is and , ensuring repeated use. Package list: 5 x Abrasive Bristle Discs (80# ) 5 x Abrasive Bristle Discs (120#) 5 x Abrasive Bristle Discs (220#) 5 x Abrasive Bristle Discs (400#) 5 x Abrasive Bristle Discs (600#) 5 x Abrasive Bristle Discs (1000#) 5 x Abrasive Bristle Discs (2500#) 3 x connecting rods 2.35mm 3 x connecting rods 3.0mm