KNAACK MODEL 47 STORAGEMASTER(R) ROLLING WORK BENCHES Shipping Weight 235 lbs. Model 47 has a 16 gauge arc-welded steel cabinet, 12 gauge steel work surface on top and finished with the universally recognized trademarked Tan Color. Model 47 features a dual point latching system. Work benches come with the WATCHMAN(R) III Lock System to give you extra security for your tools.