Zirconia Material: Our sanding belt is made of zirconia material, which is waterproof and heat - resistant. It can withstand harsh working conditions, whether you're sanding in a humid environment or near heat sources, ensuring long - lasting performance. Ample Quantity:Our product comes with a specification of 20 strips and 40 particles. This provides you with enough supplies for multiple sanding projects Efficient Grinding: The blue sand on our belt sander paper offers efficient grinding. It can quickly remove rust, smooth rough surfaces, and achieve a fine finish on various materials, saving you time and effort in your sanding tasks. Precision 13 x 457mm Sand Belt: Our 1/2 x 18 inch (13 x 457mm) sanding belt is designed with precision. It fits most standard sanding machines perfectly, ensuring smooth for operation and consistent results in your grinding work. Versatile Application: Our grinding belts are widely used for metal, furniture, wood, automotive, and stainless - steel applications. This versatility adds value, Weight: 0.440924524 Pounds, Manufacturer: POXZSFX