A Britool engineer's 3/4" square drive socket set, number 57A, 1966-1970, workshop worn, contained in red painted steel case, including H74 ratchet handle 'dolls head', H76 ratchet unit, H91 universal joint, H96 3" extension, H82 8" extension, H83 16" extension, H70 offset handle, H85 18" swivel handle, EPHS 1/2 " to 3/4" converter with 39 assorted 3/4" drive sockets including HB2220 1 1/2 BS 1 3/8 W x 3/4" drive 12 point Whitworth socket and HBM 55 the largest, HB2000 AF(believed the 3 largest sockets made by Britool at the time), close inspection advised.