Features:This bottle cutter uses a durable and non-rust steel holder and high quality plastic body that can make sure long service life and bottle being cut neatly.Sturdier and easier to use than all other models, this highly durable bottle cutter will help you cutting bottles perfectly in a few steps.Carbide cutting wheel that can cut 2mm to 8mm thick glass bottle, easy to make a score line that joins up perfectly every time.It could cut a huge range of bottle sizes, even thick champagne bottles can be cut easily and smoothly.With this method of recycling, you can turn many kinds of bottles into drinking glasses, vases, or other vessels.Specifications:Main Material: Steel and plasticColor: Red, Blue, Yellow(Optional)Suitable For: 2mm to 8mm thick glass bottles(of diameter 5cm~10cm)Quantity: 1pcInstruction:Step 1: Adjust the cutterInsert a glass bottle into the cutter and tighten the screw, make sure the cutting wheel can touch the bottle with pressure.Step 2: Cut a line on the bottleThis is exactly same as making a score line when glass cutting. Using one hand rotate the cutter and another hand to keep the bottle sturdy.This will take practice if you have never used a cutter to cut glass before. Only cut around the bottle once.Step 3: Heat and cool the cutting lineFlush the score line with cold and hot water alternately, till the glass bottle is separated.Step 4: Smooth the cutting lineSmooth the cutting line with sandpaper.Package List:1 x Bottle Cutter.