Professional torx bits for commercial or occasional use Shallow and deep allen key sockets / bits Metric allen key sizes 1/2" drive shallow and deep impacted allen / hex key bits Hardened and tempered for maximum strength and durability Allen / Hex bits ranging from 4mm – 19mm Metric allen key sockets 18pc impacted allen hex bits Short hex bits ranging from 4mm – 19mm Deep hex bits ranging from 5mm – 19mm Manufactured from chrome vanadium steel (S2) for maximum strength and durability Impacted hex bits so ideal for use with high torque tools such as impact guns, air tools etc... 1/2" drive so will fit any 1/2" drive ratchet, impact gun, power bar etc... Short stubby hex bits so perfect for access in tight restricted areas Longer hex bits also so perfect for access in deep hard to reach areas Total length of the shallow allen key bits (complete) – 55mm Total length of the deep allen key bits (complete) – 80mm SET INCLUDES THE FOLLOWING SIZES • Shallow Hex Bits - T20, T25, T27, T30, T40, T45, T50, T55, T60 and T70 • Deep Hex bits T30, T40, T45, T50, T55, T60, T70 and T80 Comes in a metal tin for the shallow allen / hex key bits and a plastic one for the longer allen / allen bits for easy storage and transportation