C088 spanner black Meccano, Square nuts, ¼" a/f, Box at flat (not angled) end, ordinary square middle & cranked end, Meccano stamp top cranked end, 80 mm long, 5.74 mm across at crank, 1.45mm thick, 3.92 where the box is bent up (more so than on 34b) A less successful charity shop purchase, A circa 2008 1701 Micro kit box with the instructions an Spanners and Allen keys for plane & helicopter, but neither model, just a couple of 38 washers, bolts, a nut and 2 black 38b. The only pair I have which aren't dated..