SOLID STEEL CONSTRUCTION - Built with 8mm thick steel plates, this floor leveling tool ensures durability and extended execution, making it ideal for strong bridge installation and repair enterprises ERGONOMIC & PORTABLE PLANUMBERBOG - Developed with a slim, compact structure and convenient blue pulls, this tool is simple to carry and use, excellent for both professional contractors and DIY enthusiasts Against the anti-skid anti-rust handle: features two cylindrical tie rods constructed of stainless steel with rough exteriors, providing a firm grip on the wooden skeletons and ensuring stability and precision during use EXCELLENT POLYAMID ROLLER - Heavy duty black round wheels constructed from permanent polyamide (nylon) for fluids and safety against scratches during the leveling process Bridge Edge Chord - Specially developed to work perfectly with standard 2" x 4" wooden skeletons, this tool simplifies the deck installation process by effectively correcting otherwise misaligned twisted boards, Manufacturer: Mllepjdh