8pc IMPERIAL Hex Key Socket Bit Set - 1/4" & 3/8" Sq Dr Damaged & Stripped BoltsOverview: Professional heat treated Chrome Vanadium steel sockets. Steel hex bits with a zinc phosphate finish. Removes rusted, damaged and severely rounded hex head fasteners with ease. Patented twist design grips tighter as they turn. Prevents fasteners from rounding. Supplied on a metal socket rail.Features: Professional heat treated Chrome Vanadium steel sockets. Steel hex bits with a zinc phosphate finish. Removes rusted, damaged and severely rounded hex head fasteners with ease. Patented twist design grips tighter as they turn. Prevents fasteners from rounding. Sizes: 1/4"Sq Drive; 1/8"-3/16", 3/8"Sq Drive; 7/32"-3/8". Supplied on a metal socket rail. Lifetime guarantee*. Specification: Contents - 1/4"Sq Drive; 1/8", 9/64", 5/32", 3/16", 3/8"Sq Drive; 7/32", 1/4", 5/16", 3/8" Drive - 1/4" & 3/8"Sq Maximum Length - 48mm Minimum Length - 38mm Further Information: We sell a wide variety of tools & workshop equipment for both the DIY and Professional markets. With well over 10,000 lines of equipment suiting all jobs big or small, our online store has it all. If you can’t quite find what you are looking for, please feel free to contact us and we’ll be more than happy to help.Alias: ys01557