The universal socket uses a professional drive design that allows you to work with different sizes of fasteners, whether metric or standard. It ensures to work with different shapes - hexagonal and square fasteners, hooks, and even rusted and damaged nuts and bolts, just put the socket on the fastener and go to work.<br/>Features:<br />Unique design automatically adjusts to any size or shape, compact and easy to carry.<br />A universal socket can be adjusted immediately to grasp the nuts, screws, hooks and bolt tops. <br />Self-adjusts from 1/4 inch to 3/4 inch standard and 7mm to 19mm metric.<br />Made of chrome-vanadium steel, practical for long service life.<br />Professional universal ratchet socket set, comes with a 3/8&#34; power drill adapter.<br />Can be used in automotive industry, household maintenance, manufacturing industry, etc.<br/>Specifications:<br />Material: chrome-vanadium steel<br />Socket color: black, silver (optional)<br />Application: standard 1/4&#34; to 3/4&#34; and metric 7mm to 19mm<br />Socket size: 51 * 25mm / 2.0 * 1.0in (L * D)<br />Socket weight: 136g / 4.8ounce<br />Package size: approx. 55 * 30 * 30mm / 2.2 * 1.2 * 1.2in<br />Package weight: approx. 158g / 5.6ounce<br/>Package List:<br />1 * Universal Socket<br />1 * 3/8&#34; Drill Adapter