This Teng Tools 12 piece combination spanner set consists of spanners which have the same dimension at both ends. One end has an open head, and the other has a 12-point ring head, which is set at a 15 degree angle to increase ease of access to the fastening. The spanners are manufactured from chrome vanadium steel for strength and durability and have a satin finish and polished heads. Manufactured to DIN 3113A standards. The TENTT1236 12 piece set contains the following spanner sizes: 8mm, 9mm, 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm and 19mm. Supplied in a handy storage tray https://elecena.pl/product/27173512/teng-tt1236-metric-combination-spanner-set-12-piece 2024-11-08 https://elecena.pl/product/27173512/teng-tt1236-metric-combination-spanner-set-12-piece 2025-03-18 https://elecena.pl/product/27173512/teng-tt1236-metric-combination-spanner-set-12-piece 2026-05-15 https://elecena.pl/product/27173512/teng-tt1236-metric-combination-spanner-set-12-piece 2026-06-07 https://elecena.pl/product/27173512/teng-tt1236-metric-combination-spanner-set-12-piece 2026-07-24 https://elecena.pl/product/27173512/teng-tt1236-metric-combination-spanner-set-12-piece 2026-10-26