Product description Features: The ingenious provides half of your obsolete toolbox. It fits almost anything the plug fits shaped fasteners 54 steel pins: with 54 telescopic concave steel needles - honeycomb principle for more torque, more endurance Automatically adapting to all shapes, instantly switch to different types of fasteners without having to change point of sale Chrome Vanadium Steel: This universal socket wrench is made of chrome vanadium steel that is stronger and more durable than regular steel. It can be used in automotive industry, home management, manufacturing industry, construction and other industries Range of use: 7-19mm all specifications Length: 52 x 26 mm Net weight: 160 g Package contents: 1 x universal plug adapter 1 x Electric drill adapter 1 x handle Note: Do not use the plug adapter individually. It is recommended to use it with a ratchet or an electric drill Do not use it with pneumatic and hammer tools Do not use it for screwing in screws, round fasteners or spark plugs Not waterproof, keep it away from water to prolong its useful life