"The Original" Blade Roller for worm drive saws. Used for cutting concrete slabs. Making tension relief lines in slab concrete. Creating access cuts in slab concrete for plumbing and electrical retrofit. Scoring decorative line in poured slabs or overlays.

Will fit the following saws: Skil HD77 & HD77 MAG, Skil HD5860 (8-1/4"), Makita Hypoid, Bosch 1677M.