The Vevor double handed stone carrying clamps are designed for two-person transport of heavy panels up to 660 lbs. This 2-piece carrier set handles materials up to 2.36" thick, including plywood, drywall, tempered glass, and granite. Rubber anti-slip pads help provide a secure grip while protecting surfaces from scratches and slipping. The ergonomic soft-grip handles are made for more comfortable lifting during demanding jobs. Built with aluminum alloy clamps and steel handle arms, this set is made for durable, heavy-duty use.