Corrosion-resistant Contacts with nickel and gold plated, 15 micron-inch gold plated on contact point. 3-Prong contacts in the thickness of 0.35MM±0.02MM. The holes are in a row with the OD of 1.05mm,Support UTP CAT5E 24 to 26 AWG solid and stranded network cables. 100% new PC material in clear color to give you better transparency and easy to check the order of the wires. Compliant with Rohs and REACH standard.