To help lift and give an accurate placement the first time within 1/8". Reduces stress on the hands and fingers. Use to lift and lay natural stone pavers, such as Limestone, Travertine, Sandstone, Coral Stone, Granite, Flagstone, Bluestone, and pool coping for around pool decks. Engineer by Italians for moving and placement stone slabs with a grout width of 1/8". You get 1 piece with double handles.