Rockhard's wall anchors are a thick nylon screw sheath. The Heavy Duty Rosett anchors differ from the Light Rosett as they are designed for anchoring high load objects into drywall, plaster walls, concrete, cinder blocks, marble, and other durable walled cavities. These wall anchors are easy to use and require no special tools besides pre-drilling the hole. Designed for heavy loads in Dry Wall, Plaster Walls, Concrete, Cinder Blocks, Brick, Marble, Stone and other drill-able materials. Recommended by leading dry wall manufacturers. Easy to use - No special tools required.
For 25 pc Box sets of Rosett Anchors, see this listing.