• Made of high-quality stainless steel for greater strength and durability. • Complete 1260-piece set including screws, nuts, and washers. • Countersunk hex socket head screws for a professional flush finish. • Includes 8 sizes of M3 screws: from 6 mm to 30 mm in length. • Contains 315 lock washers, 315 flat washers, and 315 M3 hex nuts. • Precision thread that facilitates assembly and guarantees a firm hold without slipping. • Ideal for electronics repair, furniture assembly, bicycles, and general maintenance.