Extreme Tools THD Series THD552112RC 55 in. 12-Drawer Roller Cabinet is a professional quality tool box that gives you a huge amount of space for storing your tools. This professional quality tool box features three 51 in. extra-long drawers with an added internal support. Our patented self-latching, Quick Release drawer pulls keep drawers securely closed. Each drawer uses full-extension ball bearing slides that let you load 100 lbs. to 200 lbs. per drawer (200 lbs. for drawers with double slides). The 14-gauge steel construction and heavy-duty casters load rated 550 lbs. each allow you to load up all the drawers. This huge roller cabinet gives you professional strength you want at an affordable price with the assurance of Extreme Tools quality.