This helps make swapping hook and loop sandpaper discs fast and easy, to avoid downtime. You should note, When your sander doesn't have a suitable hook & loop backing, a backing pad is necessary to be used, which we provide separately. Browse our variety of Flat, Angle, and Clevis Fittings https://www.hukums.com/products/blackdecker-bxwt-h206-2-in-1-folding-truck