The Wera 9610 Joker Magnetic Spanner Rail is a handy tool hold for up to 11 Wera Joker Spanners. Measuring 37cm in length, the spanner rail has a magnetic strip that lets itself get held securely to metallic surfaces. Alternatively it can be easily bolted to the wall of your workshop. The durable clamping springs hold your spanners in place securely to prevent loss