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| Product type | Round blade |
| Origin | Anhui, China |
| Material | High carbon steel, high-speed steel, tool steel, alloy steel, stainless steel, 65MN, 9CRSL, CR12MOV, SKD-11, SKH-51, 3CR13, 9CR18, SUS440C, 4420J2, W6MO5CR4V2 etc |
| Feature | Sharp, durable, high hardness, and good toughness. |
| Usage | Paper making, paper product processing, adhesive tape products, films, wires and cables, rubber, aluminum foil Non manufacturing, fabrics, composite packaging materials, synthetic fibers, telecommunications appliances, cigarette smoke, leather, printing, food and clothing, etc. |