Teeth Knife is mainly used in packing machines. Straight teeth cutting knife; Guillotine knife; Circular teeth knife; Zigzag knife; Counter knife; Punching knife; Perforation knife; Scraping knife and so on packaging industrial knifes You will find the right blades here for cutting conjoined bags, packaging film, packaging bags, food bags, food, vegetables, papers, tire rubber, textile fabrics, etc. 1. Minimum cutting resistance 2. Notch sharpness 3. Smooth surfaces 4. Precise and durable Details parameters of picture teeth knife: 300x80x2mm with materil HSS; Double teeth