• 120-piece kit of barrel nuts and M6 bolts with 1 Allen wrench included. • Made of high-quality carbon steel with a rust-proof nickel-plated finish. • Includes bolts in lengths of 16 mm, 20 mm, 25 mm, 30 mm, and 35 mm. • Precision mechanical thread ensuring a robust and durable fixation. • Ideal for furniture assembly such as beds, tables, chairs, cribs, and cabinets. • Versatile for leatherwork, belts, bags, and bookbinding. • Round head design with a hex socket for easy installation.