Snap-On, reversible, ratcheting spanner set, 10 pieces, 8, 10, 11,12, 14, 15, 16, 17, 18 & 19mm. The 13mm is missing from the original 10 piece set but i have added an 8mm. The set is used, there is a tiny chip on the 17mm (see photos) and the 8 & 10mm have some light scuffing on the open ends – all are in good working order – please see photos as they form part of the description, thanks for looking.