Universal Socket,BLENDX 1/4"-3/4"  (7mm to19mm) Ratchet Universal Socket Set with Wrench Power Drill Adapter - Best Tool Present  for Handyman Men Husband Father Boyfriend Him (Silver) Professional grade universal ratchet socket set, comes with a 3/8" power drill adapter Chrome vanadium steel construction, Internally by 54 high-carbon steel hardness pole constituted Fits standard 1/4 to 3/4-inch and metric 7-19mm nuts and bolt heads Self-adjusts to fit thousands of fasteners, make it easy to remove and replace irregular fasteners Automatic standard and metric application; Unscrew various shapes nuts,screws,hooks,lag screws and bolt heads ect. SOCKET SET will work with almost any shape different from a complete circle. Universal socketcan be used with power toolsor 3/8 ratchet wrench Do not use SOCKETwith pneumatic and hammer tools. Do not use SOCKET to drive screws, rounded fastenersOR change spark plugs Not water-resistant,keep it away from water to extend its using life