Features: The grooved line is more round, which is convenient for you. The grooved line is more round, which is convenient for you. The blade angle shape is innovative and hardened. It will be a great tool when you craft leather. When sewing, the thread in the groove is more beautiful, not easy to sand and break. The groove tool has a screw at the top to tighten or loosen the top blade to adjust the distance between the blade and the metal intermediate rod. Specification: Item Type: Edge Cutting Tool Condition: 100% Brand New Material: wood and steel. Color: As picture show Package list: 1 x edge cutting tool. Note: Due to the difference between different monitors, the picture may not reflect the actual colour of the item. Thank you! Features The groove tool has a screw at the top to tighten or loosen the top blade to adjust the distance between the blade and the metal intermediate rod. When sewing, the thread in the groove is more beautiful, not easy to sand and break. The blade angle shape is innovative and hardened. It will be a great tool when you craft leather. The grooved line is more round, which is convenient for you.