Group of sanding belts: size 100mm x 610mm, includes 5 belts each of 40, 60, 80, and 120 grit, for a total of 20 sanding belts. High quality: made from durable zirconium corundum and semi-brittle corundum particles for fast and long-lasting performance. Anti-static and washable with resin additives to resist loading. Widely used for removing solder joints and sharpening various non-ferrous metals. These blue sanding belts are ideal for precise sanding of wood, paint, varnish, plastic, plaster, and metal surfaces. Compatible with belt sanders and power files that accept 100mm x 610mm belts, including models from Black+Decker. The sanding belt features a strong joint that won’t break and a seamless design to eliminate gaps on the surface for longer life. Made with brown corundum and zirconium corundum for enhanced durability. Use with Black+Decker power tools for fast and accurate surface treatment. Suitable for aluminum, carbide cutters, non-ferrous metals, iron, and stainless steel. More durable than standard red belts. Product details: Grit options: 40, 60, 80, 120. Size: 100mm x 610mm. Material: Brown corundum and zirconium corundum. Quantity: 20 belts. Weight: 800 grams. Includes 5 belts per grit level. Four different grits from coarse to fine to meet a variety of sanding needs.