HYDRAULIC PLIERS 1.Crimping module with special steel,chrome plated,firm and durable HYDRAULIC PLIERS1.Crimping module with special steel,chrome plated,firm and durableThis product is application to the industry of electric power,communication,petroleum,chemicad,engineering,mine,metallurgy and shipbuilding ,crmping swift ,steady,easy to operate,safety and firm. HYDRAULIC PLIERS