Imperial Hex Key Sets Secure Tools offer high-quality imperial hex key sets to meet your requirements. Working at height has never been easier than with our imperial hex key sets, which have a smooth metal folding holder and a tether hole.Imperial hex key sets, often known as Allen keys, are simple tools for driving hexagonal socketed bolts and screws. Our imperial hex key sets have been meticulously designed to be a long-lasting and dependable addition to your toolbox. These keys are created for use with imperial system screws and bolts.Secure Tools is a trusted industry producer of long-lasting and low-cost tools for everyone from DIYers to building professionals.