High quality: A material made of high quality zirconium corundum and semi-brittle corundum particles, which provides fast and durable grinding. Antistatic, washable, add resin additives to resist load. Widely used: removing solder joints and grinding various non-ferrous metals. Using our blue sanding belt can accurately process wood, paint, varnish, plastic, plaster and metal surfaces. Compatible Belt Conveyors: 12 blue strips - suitable for all 100MMX610MM sanders and sanders, such as TACKLIFE sander, 900W sander, Jellas sander, Makita 9403 sanding belt, Bosch-PBS 75 AE tape, 06032A1000, etc. Size:100x610MM The blue sanding band consists of brown corundum and zirconium corundum. The abrasive belt is thicker. The belt interface is firm and will not break. Angled straight ring eliminates space on sanding belt surface. Longer service life. It is suitable for aluminum, carbide cutters, non-ferrous metals, iron and stainless steel, and can be polished quickly. Compared with ordinary red belts, blue is more durable. If you choose, you'll find that's it. Product Details: Granularity: 40/60/80 Size: 100x 610 mm Material: brown corundum and zirconium corundum Quantity: 12 packs Six different grits, from coarse to fine, can meet all your daily needs.