Varied Grit Sizes: The 3x21 belt sander sanding belts include 2 pcs each of 40, 60, 80, 120, and 240 grits, perfect for tasks from coarse surface removal to fine polishing, ensuring more efficient and refined surface treatment
Smooth Seams: Our 3 x 21 inch sanding belts feature a premium butt joint technique, ensuring seams without bumps. The strong diagonal butt joint reduces belt separation risk, providing reliable performance
Premium Materials: Made with durable zirconia alumina, these belt sander 3x21 belts offer exceptional sharpness and longevity. Ideal for woodworking or metalworking, these sanding belts 3x21 are a top choice for professionals and DIY enthusiasts
Reliable & Efficient: Designed with a phenolic resin bond, these 3x21 sanding belts ensure strong adhesion and better heat dissipation, minimizing grit shedding and ensuring quick, durable sanding
Wide Application: Blue 3x21 sanding belts excel in metalworking, wood sanding, auto repair, home renovation, and plastic processing. They efficiently remove rust and burrs, offering durable performance for both professional and DIY projects