The product is made of rubberwood with four metal pillars. It comes with four wooden pillars, three drawers on the left side (with metal slides) for smooth sliding without sticking, and one cabinet on the right side (side-opening door) with adjustable handles on both sides and rubber covers on both ends. The inside of the product features metal guide pipes. Product Specifications: Overall dimensions: 139*62*84cm Tabletop dimensions: 12650cm Dimensions of the groove on the tabletop: 121*12.7*5.5cm Tabletop thickness: 18mm Leg diameter: 50*50mm Drawer interior dimensions: 33*30.5*10.5cm Adjustable wooden block dimensions: 28*5.8cm Handle length: 26cm; diameter: 22.5mm Guide rod length: 21cm Net weight of the product: 47.5kg Gross weight of the product: 50.6kg BASIC SIZE & SET INCLUDES 4 PACKSThis set contains 4 durable 12' drop-forged steel bar clamps, each with a 3' throat depth. The clamps feature a maximum load capacity of 450 lbs and a maximum opening of 12 inches, making them versatile for a wide range of clamping tasks. POWERFUL CLAMPING FORCE FOR SECURE HOLDWith an impressive clamping force of up to 450 lbs, these medium-duty steel bar clamps provide a strong, secure grip on metal and wood workpieces, ensuring stability during your most demanding projects. ROBUST DROP-FORGED STEEL CONSTRUCTIONCrafted from high-quality drop-forged steel, these F-clamps are built for durability and toughness. The robust construction ensures resistance to impact and high temperatures, offering reliable performance even in tough conditions. NICKEL-PLATED SURFACE FOR SUPERIOR CORROSION RESISTANCEThe unique high-density nickel-plated coating provides enhanced corrosion resistance, making these clamps suitable for use in a variety of challenging environments and ensuring long-lasting reliability.