Thank you very much for choosing our knife. Spring knife, suitable for outdoor, camping and carrying in peace. (knife is sharp, please pay attention to safety). If you are satisfied with our knife, please give us a favorable comment after receiving the goods. Thank you very much. Suitable for: outdoor: survival, camping, sailing, diving, fishing and hunting Practical: DIY, tool and carton knife Item No: AK47 Spring Assisted Knife Open by One Hand Finish Length: 22CM (8.66 inch) Blade length: 9.8CM Blade thickness: 3.0mm Blade: 440C Hardness: 57HRC Handle material: wood+stainless steel As the camera angle and adjust the light, there will be differences in the picture, if you need to determine the products, please contact us. Otherwise prevail in kind