Ratchet ring spanner set, short design, 12-piece, with roll-up case. Supplied = assembled. Weight = 1.18 kg. Number of parts = 12 pcs. In a practical roll-up case. Included in delivery: Widths: 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19 mm. 72 teeth = 5° pivot bracket. Chrome-vanadium steel.