The perfect addition to your toolbox, the spring loaded pins move to fit most screw in fasteners; hexagonal and square nuts and bolts, hooks, wing nuts, and more, even damaged and rusted fasteners that your other tools can't get a grip on. Doesn't matter if it's metric or imperial, it will fit most fasteners between 7mm (1/4") and 19mm (3/4"), and you can use your socket wrench or drill with the supplied adapter. 

Features:

• Unique design automatically adjusts to any size or shape, compact and easy to carry.
• Can be disassembled various shapes nuts, screws, hooks, lag screws, and bolt heads ect.
• Stainless steel construction with 54 individual hardened steel spring pins that retract to the shape of most objects.
• Professional grade universal socket wrench Grip 7mm -19mm,Can be used in automotive industry, household maintenance, manufacturing industry, construction
• LIFETIME REPLACEMENT WARRANTY - Money back guarantee or lifetime replacement warranty. Your satisfaction is the UBANTE