clevis tongue composite insulator fitting, polymer isolator fitting, end fittings of composite insulators, clevis tongueY Cleviscomposite insulator fitting, polymer isolator fitting, end fittings of composite insulators, electric power fittingsMaterials: casting steel, hot-dip galvanizedProduction lines: precise casting, rolling, forging, turning milling, milling, drilling, hot galvanizing,Rated ...