Probst 58500009 GRABO® FXAH-120 Vacuum Handheld Laying Device - This vacuum handheld laying device is placed on a slab or tile. Once switched on, it then sucks onto the surface without any downward pressure. The vacuum is released again by pressing another switch. It is designed for landscape contractors and tilers, for quick and ergonomic lifting, moving and laying of absorbent concrete slabs, natural stones, tiles and other absorbent building materials.