Features:High strength PC material, not easily broken, effectively stabilize the whole structure.High quality stainless steel support rod, precise thread, smooth operation, not easy to rust.Suitable mounting holes can be selected according to different bottle types.Designed for cutting round bottles, such as wine, beer, water or soda bottles, ALSO could be used to cut square and oval bottles, even the bottle neck, just needs some practice.Use this glass cutter to create your own decoration for your home.It also contributes to environmental protection, rather than discarding bottles directly.HOW TO USE: 1.Rotating the bottle around to make a cut. 2.Place a rubber ring on each side of the cutting part, p Our boiling water over it and turn around the bottle (to ensure even heating) for about 40 seconds. 3.P Our cold water over and spin bottle for about 20 seconds. 4.The bottle can be broken along the cutting part by gently breaking it.Note:Delivery without assembly, please assemble it yourself.Specifications:Cutting diameter:20-230mmItem size: 200 x 150mmPackage size: 210 x 175 x 70mmPackage weight: 265gPacking List:1 x Bottle cutter