Universal Socket features 54 metal pins that instantly adapts to fit ANY bolt or nut from 7-19mm. So versatile, now you can loosen or tighten hex nuts, wing nuts, square nuts, even broken, rusty or stripped nuts. It’s a must have time saver that cleverly replaces an entire socket set, that’ll never slip or strip nuts. Includes drill adaptor. Measures: 18cm L. Made from: Steel.