DYNABRADE® Interface Pad Dynabrade The DYNABRADE® Interface Pad is an accessory designed for use with DYNABRADE® sanding systems. It is placed between the abrasive disc and the backing pad, providing enhanced flexibility and better adaptation to curved or uneven surfaces. Using this interface reduces edge pressure on the disc, extending its lifespan and improving finish quality. The DYNABRADE® Interface Pad is ideal for tasks that require a precise and uniform finish. Learn more