Features: Simple operation of the glass bottle cutter to help you recycle glass bottles and cans, making them functional artworks. Acrylic sheet and cutting blade are adjustable, suitable for most glass bottles and cans on the market, such as beer bottles, wine bottles, etc. It is more convenient and safe to use, no need for other tools, and the compatible with sharp blade provides clear and perfect cutting. Made of acrylic and stainless steel, lightweight and durable. Stainless steel support rod, accurate thread, smooth operation, not easy to rust The cutter blade is made of alloy material with high hardness and has compatible with sharp cutting performance Description: Material: stainless steel+acrylic Size: 19.5*15*7.2 cm Tips: 1. Adjust the bottle cutter and place the bottle on the bottle cutter. 2. Rotate the bottle once at a constant medium pressure and a cutting line will appear on the bottle. 3. Heat the cutting line alternately with boiling water and cold water three or more times until the bottle breaks along the cutting line. 4. Sand the cutting line with sandpaper. Packing list: bottle cutter *1 English manual *1 Environmentally friendly and recyclable , which do helpful to the environment we live. DURABLE The glass bottle cutter is made of high-strength acrylic sheet, not easy to rust. ADJUSTABLE CUTTIGN LENGTH The length of the cutting blade to the support plate can be adjusted.