3M Hookit Discs 366L

The 3M™ Hookit™ Microfinishing Film Disc 366L, 40 Mic 3MIL, Type D, Config was specially developed for precise sanding and finishing tasks where controlled material removal and consistent results are crucial. With its 40-micron grit and 3-mil-thick polyester backing, it offers the ideal combination of stability, durability, and consistent sanding performance.

The 3M™ Hookit™ hook-and-loop system allows for quick and secure attachment of the sanding disc to suitable backing plates. This allows for effortless switching between different grits, making the workflow more efficient and reducing downtime. The precisely applied abrasive grit ensures a homogeneous sanding pattern—perfect for preparatory or intermediate sanding where a clean and uniform surface is required.

The 366L Microfinishing Film Disc features a robust backing film that retains its shape even at high speeds, ensuring reproducible results. It is ideal for working on metals, paints, plastics, and composite materials. With its long service life and consistent performance, it is an economical and reliable solution for professional applications in industrial settings.