1. Ergonomic Design: The glass cutter features a sturdy pencil-type metal handle made of iron alloy with frosted particles, providing a non-slip grip for comfortable handling. It is durable and built for long-term use. 2. Carbide Cutting Wheel: Equipped with a carbide cutting wheel that delivers clean, precise cuts. The professional-grade wheel supports a cutting thickness range of 2 to 20mm. 3. Alloy Percussion Head: The cutting head is made of durable metal alloy designed to score glass effectively for clean breaks. 4. Application: This glass cutter comes with 3 spare cutting heads (2-6mm, 6-12mm, 12-20mm), suitable for glass thicknesses from 2mm to 20mm. Select the appropriate head based on material thickness for optimal performance. 5. Compact Design: Lightweight and portable, this manual glass cutter is built for convenience and efficiency. Ideal for use on glass, mirrors, tiles, and similar materials for home or professional projects. Product Features: The tool is designed to deliver cutting oil automatically during use, ensuring consistent lubrication of the cutting wheel. For best results, apply oil using a cotton swab or cloth when oil levels are low. Beginners should practice without filling the handle with oil to avoid excess leakage. The carbide wheel offers strong, smooth cutting performance across a wide thickness range. Product Details: - Remove the bit using the included screwdriver - Insert a new cutting head - Tighten the screw securely - Replacement complete Note: 1. Select the appropriate cutting head based on glass thickness. 2. Not suitable for cutting high-hardness materials such as tempered glass, marble, or quartz. 3. Avoid scoring the same line multiple times to prevent damage to the cutting wheel. 4. Always use on a flat surface. Practice on scrap glass before working on final pieces. Product Parameters: - Material: Carbide Cutting Wheel, Aluminum Handle - Outer Packaging Size: 22 x 12.5 x 1.5 cm - Handle Length: 17.5 cm - Total Weight: 205g - Color: Black - Application: Cutting glass plates, mirrors, floor tiles, ceramic tiles, and similar materials Product List: 1 x Glass Cutter, 1 x Engraving Pen, 1 x Screwdriver, 1 x Dropper, 2 x Replacement Cutting Heads