(1/3 module) Accessories for socket bits 12.5 mm (1/2″)Contents:1 reversible ratchet 12.5 mm (1/2″) (1993 U-10 T)1 T-handle 12.5 mm (1/2″) 292 mm (1987)1 universal joint 12.5 mm (1/2″) (1995)1 extension 12.5 mm (1/2″) 125 mm and 250 mm (1990)