Precise Glass Cutting: The glass cutter is equipped with 3 diamond cutting heads. The service life is more than 20,000 m and is suitable for cutting 2-20 mm glass. The 360° roller of the cutting head ensures smooth and precise cutting. Ergonomic Handle: The high-performance pencil-style metal handle has a good grip, which ensures that the glass cutter has a better grip when cutting thicker glass. Convenient and Practical: Add a little carbon oil to the handle to make glass cutting smoother. The metal ball at the top of the cutter can break the glass by tapping. The lightweight and portable glass cutter makes your use more comfortable. (Note: Oil is not included). Wide range of uses: 3 cutter heads are suitable for different thicknesses of glass, ceramic tiles from 2mm to 20mm. According to the thickness and texture, you can choose the booster to increase the force. Accessories: The package contains a glass cutter, 2 additional cutter heads, an oil dropper, a screwdriver, a booster and