Contains a selection of exhaust spring hook tools 26.5 cm (10-1/2 inch) curved tool with perpendicular hook 31 cm (12-1/4 inch) angled tool with parallel hook 25 cm (9-3/4 inch) straight tool with parallel hook 14 cm (5-1/2 inch) straight tool with parallel hook 14 cm (5-1/2 inch) straight tool with perpendicular hook