Quick Trik® Cable Connector, Single Dome Nose Connection, 1 0 to 2 0 AWG Cap, Female no checkout Gas lenses provide a more Gas lenses provide a more efficient stream of shielding gas to the welding process The gas lens virtually eliminates turbulence in the gas shielding stream as it emerges from the nozzle Two piece construction Proprietary steel and heat treat process yields greater strength and longer bit life Cutting edge machining process results in tighter tolerances and superior product consistency Provide a better and more consistent fit to fasteners Camlock and locking bar draw together for virtually unbreakable connection Form fitted rubber jacket insulator protects against moisture oil and dirt Large dome nose screw for high conductivity connection