General description This wire connector set includes 150 brass ring terminals in sizes M3, M4, M5, M6, M8, and M10. All insulated crimp connectors are neatly housed in a plastic box for easy storage, transportation, and organization. Technical specifications Material: High-quality copper Sizes: M3, M4, M5, M6, M8, M10 Features: Good electrical conductivity, high oxidation resistance, flame retardant Usage Connect, crimp, or solder wires and cables Applications: Engineering, railway, shipbuilding, aviation, household appliances, automobile, motorcycle, computer, etc.