High-performance wheels: made from hard-wearing tungsten carbide, each of the 6 cutting wheels provides a great level of durability. to help you achieve a cleaner score line each time, simply rotate the cutter head to a new wheel.* snap-off vices: equipped with 2 integral snap-off vice notches, these are ideal for breaking out smaller pieces of glass after they have been scored by the glass cutter.* compact and comfortable: measuring approximately 130mm in length just over 5 inches, the glass cutter combines a chrome-plated cutter head that is fused to a lightweight wooden handle.* achieve cleaner cuts: for the best results use with glass cutting oil as this will help to lubricate the cutting wheel and give you smooth passes and precise breaks while extending the glass cutters working life.* upto 6 mm cutting range: easily cut