Name: multifunction sleeve Specification: 7-19mm Features: 1. After excellent heat treatment and forging, the screwdriver bits are held tight and seamless, ensuring they won’t slip. Universal socket wrench is the strongest universal type in the nest design bee. You can choose the size of the screw / nut according to the space usage to save time. 2. The fixed core universal socket wrench is made of stainless steel column, high strength chrome vanadium steel pipe, high tolerance, long service life and is not easy to damage. 3. Standard size 1/4 inch-3/4 inch, metric 7mm-19mm, self-adjusting design can easily grip hex nuts, screw eyelets, hooks, turnbuckles and screw heads. Removable screw, rotating hook. Remove the screws, irregularly remove the screws from the machine. Remove the damaged faucet and tighten the knob. 4. Use a standard 6.35 mm (1/4 inch) hex shank drill, which can be connected to an electric drill, rechargeable electric drill or manual wrench, which covers the