Knaack JOBMASTER™ Storage Cabinet Model 139-KLKnaack JOBMASTER Storage Cabinet Model 139 KL The Model 139 JOBMASTER Cabinet is an industrial cabinet that measures 60in wide and 30in deep. The upright locking tool cabinet has a capacity of 59. 4 cu ft and boasts three full width shelves for easy, at a glance storage of longer tools, equipment, and supplies. The top shelf is 14in from the top of the tool cabinet, the second shelf is 10in from the bottom of the top shelf, and the bottom shelf is