Glass Bottle Cutting Kit - No Electricity Needed, A Set of Tools for Cutting Glass, Ideal for Craft Projects.

Description: Easy to operate, easy to store and more aesthetically pleasing. Recycle glass bottles and jars and make a functional artwork. Suitable for most of beer wine drinking glass round bottles. Eco-friendly material, exquisite design, is safe and durable. Function: Cutting glass Size: 20*15cm Color: transparent Package includes: Cutter * 1 Screwdriver * 1 Manual * 1

Step 1: Rotate the bottle around to make a knife mark. Step 2: Put rubber rings on both sides of the knife mark, pour boiling water and rotate the bottle (make sure it is heated evenly) for about 40 seconds. Step 3: pour cold water and rotate the bottle for about 20 seconds. Step 4: Gently move the bottle to break along the knife mark. Note: The bottle must be empty and open, no caps or corks allowed! The mouth of the bottle is very sharp, so sandpaper the edges to prevent injury to your hands! If you cannot cut the bottle, repeat steps two and three!