Features: 1.Every product has a unique Manufacturing Part Number label on the inner package that proves it has been qualified,which include Part Number,Model Number and inspection date information;2.If you have any questions about the item,please provide us the Manufacturing Part Number for checking,your profits will be guaranteed.3.Tougher and thicker: Sanding tools are made of High-quality materials. Metal materials and special manufacturing techniques ensure that the product has excellent wear resistance and durability.4.This product can be used for grinding stone, concrete, etc. It can meet your various needs and can be professionally used in workshops, homes or other places.5.Our product is Replacement for Fein, Replacement for Bosch, Replacement for Worx, Replacement for Porter Cable, Replacement for Milwaukee and domestic machines.Specifications:Material: Carbide & Diamond & AluminumColor:MulticolorBrand name: CNBTRJoints: UniversalSize:Triangle Rasp: 79x8mm/3.1x0.3Inch(LxT)Arc Sanding Tool: 77x60mm/3x2.4Inch(LxW)Semicircle Sanding Tool :63x52x8.3mm/2.5x2x0.3Inch (DiaxHxT)Finger Grinding Rasp :107.7x32.5x3.5mm/4.2x1.3x0.1Inch(LxWxT)Semicircle Sanding Tool:63x52x8.6mm/2.5x2x0.3Inch(DiaxHxT),Side Length:80mm/3.1InchWeight:128gSafety instructions:1.The product is not use for people under 18 years.2.The item is only use for industry, not hazardous article.Package Content:5 x Sanding Tools