Service: We are very sorry for the shopping experience you have experienced. If you have any problems with the goods you received, please contact us and we will serve you 24 hours a day. Height adjustable: Equipped with dual side setting screws, allowing for customizable pulling height of the rounded edge. Wide application: Suitable for use in carton packaging, die-cutting, and printing industries, facilitating efficient blade replacement and equipment repair. High-strength : Constructed with optimized high-strength jaws and a fine-polished surface to ensure stable performance, extended service life, and wear resistance. Main uses: Primarily designed for vertical blade pulling using a mechanical link.