General description Can be used to cut glass, tiles, and vitrified tiles (Note: tempered glass cannot be cut). Suitable for cutting objects with a thickness of 3 to 15 mm. The knife handle and glass should be cut at an angle of 45 degrees for optimal results. Technical specifications Item Type: Glass Cutting Tool Material: High quality steel, high quality alloy blade Suitable for cutting thickness: 3~15 mm Cutting range: Glass, ceramic tiles, vitrified tiles (Note: tempered glass cannot be cut) Installation Use a cutting screw rod centered on the rubber particle on the back of the glass or tile. Tighten the glass or tile, then slowly tighten the cutting screw knob to successfully cut. Usage Rely on a ruler or guide plate to draw a straight line before cutting. Ensure the center of gravity of the scribe is kept vertical and applied evenly during use. Other information Package includes: 1 x knife, 1 x plastic handle, 2 x replacement cutting blades, 4 x rubber for screw rod.