3M™ Hookit™ Blue Abrasive Disc 321U is designed to have best-in-class performance in cutting power and wear life for chipping and paint prep areas.
Best in class performance in all grades
Part of our full line of 3M™ Blue Abrasives, 3M™ Hookit™ they are designed for the best cut, longest life and maximum efficiency throughout your shop. The disc features a tough ceramic mixed with premium aluminum oxide mineral for just the right balance. 3M™ They deliver consistently great results in minimal time, on jobs ranging from aggressive paint removal and fresh filler sanding to mix prep and sanding primer. Discs are available in a wide range of sizes and grades.
Dust extraction features improve performance and drive life
The multiple hole pattern on this disc is specially designed to capture dust and keep it away from the abrasive surface. This specially designed hole pattern reduces loading and extracts dust more efficiently, compared to standard 6 or 7 hole disc configurations. Includes alignment guides throughout the disc, making it quick and easy to align with almost any backing pad. The mixture of minerals present in the 3M™ Hookit™ It is bonded with enhanced resins for increased durability. An anti-load coating helps prevent dust from collecting between abrasive grains for faster cutting and consistent performance throughout the life of the wheel.
Our Hookit™ coupling system
The Hookit™ Features a hook and loop feature that makes disk attachment, removal, and reattachment cleaner and easier. It also makes it easy to use and reuse the disc for maximum product life. Hookit™ They have a loop backing of the type most commonly used in everyday hook and loop applications. 3M™ Hookit™ (sold separately) have hooks that attach to brushed nylon loop backing. It's simple: just attach the disc and start sanding. The disc is changed just as cleanly and easily. The Hookit™ is designed for workspaces and applications where abrasive wheels can become contaminated with dust, dirt, or debris.
3M science for better sanding
Our family of 3M™ It is designed as an economical, high-performance upgrade for any paint prep and auto body repair sanding application. From its specifically engineered, balanced mineral mix to its multi-hole pattern for dust extraction, our 3M™ Hookit™ they're another way 3M applies science to deliver best-in-class performance for paint prep and auto repair professionals.