1. material Made of quality carbon steel, the blade is quenched and finely polished for higher wear resistance and impact resistance. It will not break off during use and has a long service life. Very ideal for cutting products made of PU, PVC, vinyl, rubber, wood sheet, etc. 2. Precise multiangle design Featuring a large opening and clear scale, our mitre scissors help you cut different shapes accurately when needed. The adjustable slider on the scale surface allows for a cutting angle between 45° and 135°. 3. Safe and comfortable Sliding block keeps fingers away from the blade, ensuring safer cutting; Safety lock prevents accidental use—only when the rotary clasp is opened to expose the blade can the scissors be used, enhancing safety; Nonslip handle made of PPC antislip cover provides a comfortable grip, suitable for longterm use. 4. Application Designed for cutting quarterround shapes, crown covers, wall bases, chamfers, chair rails, cable cover raceways, sealing tape, threshold profiles, carpets, and other lightweight materials. The cut is clean and burr, greatly improving home decoration efficiency. (Note: These scissors cannot cut metal. If blades become dull after prolonged use, they can be sharpened with a whetstone.)