Ratcheting Hex Wrench Set: Nine Sizes In One Folding Tool; ProTool RHS001 9 standard hex wrenches in one handy ratcheting tool (also available in metric) Compact: Folds up into one 6-inch by 1.5-inch tool Replaces easy-to-lose loose hex wrenches Ratcheting action makes completing tasks in a fraction of the time Commonly-used sizes: 1/4", 7/32", 3/16", 5/32", 9/64", 1/8", 7/64", 3/32"