Professional tool for commercial or occasional use Manufactured from chrome vanadium steel and treated for strength and durability. Metric and imperial Allen / hex keys. Extra long Allen keys for access into tight awkward areas 15 x AF / IMPERIAL Allen keys in long format 15 x METRIC Allen keys in short format The case is fully marked so the sizes are easy to find and can be done so quickly. SET Includes; SIZES 15 x imperial sizes 0.028 / 0.035 / 0.050 / 1/16 / 5/64 / 3/32 / 7/64 / 1/8 / 9/64 / 5/32 / 3/16 / 7/32 / 1/4 / 5/16 / 3/8 15 x metric sizes 0.7mm / 0.9mm / 1.3mm / 1.5mm / 2mm / 2.5mm / 3mm / 4mm / 4.5mm / 5mm / 5.5mm / 6mm / 7mm / 8mm and 10mm Supplied in a blow molded case for easy storage and transportation VAT receipt included