Improved Cutting Head: Worried about uneven glass cuts? Now our product can solve this whole problem, high quality carbide glass cutting, clean and smooth cutting. Absolute precision guaranteed to ensure smooth operation. Easy to use: Durable alloy non-slip handle, ergonomic design, reduce wrist fatigue. When pressure is applied, an automatic oil delivery system keeps the wheel lubricated every time you cut, making the cutting head smoother and sharper. Wide cutting range: 3 cutting heads with different sizes in our package, 2 - 6mm, 6 - 12mm and 12 - 20mm, easy to change the cutting blade to cut different glass thickness. Wide Application: The glass cutter is suitable for various types of glass, ideal tool for DIY, mosaic, tiling, mortar, stained glass cutting and household cutting work. 100% customer satisfaction: Strict quality control makes each of our high quality products. Try it - risk free. Product Description Professional Glass Cutting Tool: We are committed to providing the best products to all of our customers for always. Our products are well tested before delivery. Features: Material: Carbide cutting wheel, alloy handle. Cutting range: 2 to 20 mm. Dimensions: 0.39 x 0.39 x 7.48 cm. Weight: 122 g. Color: Black and Gold. Quality Assurance: We use premium carbide alloy cutting head. Rotating sharp blade 360 degree angle specially designed for precise cutting. If you are not completely satisfied, we will give you a full refund. If there is any problem, plz feel free to contact us contact. Package includes: 1 alloy handle. 1 cutting head 2-6mm. 1 cutting head 6-12 mm. 1 cutting head 12-20 mm. 1 oil dropper. 1 screwdriver. Note Works on a flat surface. It is best to try this a few times on a piece of scrap glass for practice. The glass cutter cannot be used to cut high hardness objects, such as glass tempered, marble, etc. You must cut at the front of the mirror when cutting a mirror. Do not use this glass cutter directly on windows. Oil is not included. How to use the glass cutter tool 1 Keep handle and glass at a 45 degree angle when cutting glass. Make sure the glass cutter is properly filled with oil. 3 Make clear marks on the parts to be cut with a color pen, then place the glass cutter on the glass and cut it along the marked positions. When pressure is applied, an automatic dispensing system of oil keeps the wheel lubricated every time you cut. 4 When there are crescent marks on the glass, place your two thumbs on top of the glass, just break it as if you broke a chocolate bar.