Features:* High quality steel, heat treatment process.* High hardness, toughness.* Easy to use.* Suitable for dividing hard stone, rock, granite, concrete.* Keep it out of reach of children and safety firstSpecifications:* Material: Metal * Color: As the picture shown * Diameter:For Pprox.5/8 inch (16mm)* Length: 105mm (approx.) * Suitable for dividing hard stone, rock, granite, concrete* Quantity: 5 piecesHow to use:1. First, using dedicated drill holes, remove any remaining powder from the hole2. Then upside down the large side of the 2 gussets (flat to flat) and insert it into the hole.3. Then upside down the small side of the central wedge between the 2 wedges, and finally with a stone split with a hammerPackage Included:5 * Stone SplitterNote:1. The actual colors of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.2. Please allow slight manual measurement deviation for the data.