General description Sealey AK65602 Premier Imperial Lock-On™ Hex Socket Bit Set includes 8 pieces designed for professional use. Made from heat-treated Chrome Vanadium steel, these sockets are built to last and effectively remove rusted, damaged, and severely rounded hex head fasteners with ease. The patented twist design grips tighter as they turn, preventing fasteners from rounding. This set is supplied on a metal socket rail for easy organization. Technical specifications Material: Professional heat-treated Chrome Vanadium steel Hex Bit Material: S2 Steel with zinc phosphate finish Drive Sizes: 1/4"Sq Drive; 1/8"-3/16", 3/8"Sq Drive; 7/32"-3/8" Model No.: AK65602 EAN: 5054511718829 Other information