"This Wilson Tuffy Work Station provides the durability and organization essential for busy shops, garages and industrial settings. U.S.A. Wheel Size in. 4, Material Type Industrial plastic, steel, Wheel Type Swivel caster, Dimensions W x D x H in. 28 x 20 x 15, Shelves qty. 3. Durable thermoplastic resin injection molding will not chip, warp, crack, rust or peel 20-gauge steel locking drawer keeps tools and supplies safe and secure Easy-to-clean non-staining surface 18in.D x 24in.W shelves and a 1/4in. safety retaining lip with a raised texture surface prevent slipping"