Combination Ring Ratchet Spanners In Set Teng Tools TT6508RAF TC-Tray Modular System – GET ORGANISED WITH TENG! Tray Size: 265 x 142 x 50mm Tray Weight: 1.1kg 8 ratcheting combination spanners. Chrome vanadium steel. Combined open-ended spanner and 12 point ring ratchet. Reversible ratchet function with lever. Same size at both ends. Supplied in a plastic TC tray with removable lid. Fits in Teng Tools tool boxes and roller cabinets. Sizes on screws according to ISO-standard Sizes: 5/16 3/8 7/16 1/2 9/16 5/8 11/16 3/4