1. Thickened sleeve, sturdy and durable 2. A variety of specifications and models are available 3. High carbon steel material, high hardness, not easy to wear, overall heat treatment, oxidation resistance, good toughness 4. Material: steel 5. Specifications: 6/7/8/9/10/11/12/13/14/15/16/17/18/19mm 6. Length: about 29 cm 7. Handle: about 18.5 cm
