This M3 metric screw assortment kit provides a complete selection of hex socket head cap screws with matching nuts and washers for precision fastening tasks. Made from stainless steel with a black finish, the fasteners offer reliable strength and improved corrosion resistance for long-term use. The kit includes a wide range of commonly used M3 screw lengths from 8 mm. to 30 mm., allowing flexible selection for different assembly requirements. The hex socket head design supports higher torque application and secure tool engagement during installation. Included nuts and washers help create stable, secure connections while distributing load evenly to protect mating surfaces. This combination reduces the risk of loosening and improves overall fastening performance. Designed for mechanical assembly, electronics, equipment maintenance, and workshop projects, this assortment kit keeps essential M3 stainless steel fasteners organized and readily available.