Socket Adaptor Set, 1/4″ Hex. x 1/4″, 3/8″ & 1/2″ Sq. Dr. (3 Piece)

Designed for use in conjunction with any 1/4″ hexagon drive unit, i.e. hand, electric or air screwdrivers, to drive 1/4″, 3/8″ and 1/2″ square drive sockets. Comprises 1/4″ hexagon x 1/4″ square, 1/4″ hexagon x 3/8″ square and a 1/4″ hex x 1/2″ square adaptors. Manufactured from chrome vanadium steel hardened, tempered and chrome plated. Each square driver end incorporates a spring-loaded retaining ball for secure socket holding. Display packed.