The components of this Draper HI-TORQ six-point deep impact socket set are forged from hardened and tempered chrome vanadium steel. They have a black phosphate finish for corrosion protection. The sockets are in a variety of sizes from 8mm-24mm and the set includes a 125mm and 250mm 1/2in impact extension and 70mm 1/4in to 1/2in adaptor.Supplied in a sturdy blow moulded case.Features:. Draper HI-TORQ six-point deep impact sockets in a variety of sizes from 8mm-24mm.. Forged from chrome vanadium steel correctly hardened and tempered.. Black phosphate finish for corrosion protection.. Includes 125mm and 250mm 1/2in impact extensions and 70mm 1/4in to 1/2in adaptor.. Supplied in a sturdy plastic case.Specifications:. Dimensions: H: 37.2cm x W: 28.8cm x D: 7cm.. Colour: Blue.. Guarantee: Lifetime Manufacturer's Guarantee.. Material: Metal.