Wing-Nut Wire Connector, Model 454® Blue, Box of 50High leverage, contoured wing design provides superior torque on every twist Wide range, live action spring handles small combinations and expands to accommodate large combinations as you need it Copolymer shell expands for smooth, progressive tightening providing dependable connections Removable for repeat usage on same size or larger combinations More power with every twist. The Wing Nut Wire Connector provides an easy, secure grip when connecting a