Description About this product: Easy to Use Just twist the nut splitter bolt to work on the target nut. Very easy to use. You can prepare a key to help you do this job. Convenient DesignSimply twist the nut splitter bolt to work on the target nut. Very easy to use. You can prepare a key to help you do this job. You can use these splitting tools to cut off the damaged nuts and then solve the difficult problem of removing them. High HardnessIt is made from premium steel, it is of high hardness and long durability. Widely UsedIt is suitable compatible with splitting and removing rusted, broken, damaged, corroded or stuck nuts. Set of 4 tools compatible with removing broken, damaged and stuck nutsDimensions: (LxW): 1: 7.5 x 2 cm. 2: 10 x 3 cm. 3: 13 x 4.5 cm. 4: 14.5 x 5.5 cm. Division Bolt Diameter: 1: 12mm, 2: 14mm, 3: 18mm, 4: 21mm. Suitable compatible with removing nuts: 1: 9~12mm, 2: 12~16mm, 3: 16~22mm, 4: 22~27mm. Note: The product may have a slight tolerance of 1-3 mm/1-3 g in size/weight, and the image color may differ from the actual item due to lighting.