The wire ends are made of high-quality copper material with tin-plated , which has excellent conductivity and oxidation resistance; the ferrule crimping sheath is made of PVC insulation material, which is comfortable to the touch and . Use a crimping tool to easily crimp the ferrule and secure the ferrule to of the cable. For connecting machines to HMI, PLC and power supplies, speakers or other electronic devices. All ferrule connectors are stored in transparent and sturdy storage boxes with compartments. The ferrule connector set is stored individually, well organized, and easy to carry and find. No mess during transportation and easy to use. The specific are as follows: 22AWG, 0.5mm²; 20AWG, 0.75mm²; 18AWG, 1.0mm²; 16AWG, 1.5mm²; 14AWG, 2.5mm²; Suitable for conductor assembly, wiring and deep processing, and has good uses in electrical systems, machinery, and electricity. Suitable for electrical control distribution, power electronics, relay protection, distribution cabinets, machine tool equipment, etc., helping to achieve safe and professional connections., Weight: 0.28439631798 Pounds, Manufacturer: Ohsilv