The 1/4″ 3-piece IMPACT adapter set is a durable and versatile set that is ideal for use with wrenches and impact tools. The set includes 1/4″, 3/8″ and 1/2″ adapters, providing maximum flexibility in different working situations. Three adapters included: 1/4″, 3/8″ and 1/2″ Made of impact-resistant steel – also suitable for impact wrenches Ball bearing lock ensures secure attachment Hexagonal shank end (1/4″) fits directly into a drill or bit holder A reliable solution for quick and convenient use of socket wrenches