Ring Spanners in Set Teng Tools TTX6311 TC-Tray™ Modular System – GET ORGANISED WITH TENG! Tray Size: 560 x 110 x 60mm Tray Weight: 2.9kg • Chrome Vanadium steel. • Double with different size 12 point sockets at each end. • Manufactured according to DIN 838/ISO 3318. • Satin finish. • Fits in Teng Tools tool boxes and roller cabinets. Sizes: 6×7 8×9 10×11 12×13 14×15 16×17 18×19 20×22 21×23 24×27 30x32mm