7" Cup Wheel, Lightning, Medium Bond 30 Grit Metal Bond - Engineered for hard to

- Engineered for hard to very hard concrete (Mohs 8+) — Bartell uses a simplified 3-color bond system distinct from the Lavina/Elite scheme: Purple for soft to medium concrete

letting installers work standing upright without bending or kneeling on the substrate

and badly worn or contaminated concrete surfaces in a single aggressive pass

retail buildings

- Aggressive Mortar Removal Performance – Engineered specifically for tuckpointing

7" Cup Wheel, Lightning, Medium Bond 30 Grit Metal Bond - Engineered for hard toAggressive metal bond diamond cup wheel for 7" hand grinders designed for fast stock removal on concrete and masonry. The 30 grit metal bonded diamonds tear through epoxy, paint, glue, mastic, and surface deformities efficiently, making this a go to choice for coating removal and slab prep before refinement. Lightning segment geometry for aggressive cut with debris clearance the lightning bolt shaped segments combine multiple angled leading edges