YQ30 Portable Manual Hydraulic Expander Pliers,Flange Separator Fire Fighting Demolition Device Small Expanding Separation Tool ,Wide Application

FLANGE SEPARATOR COMBINATION OF TECHNOLOGY AND QUALITY WIDE RANGE OF PRODUCTSIt is suitable for punching, bending, cutting, embossing, flattening, flat bending of copper, aluminum and iron plates. It is widely used in various industries such as transportation, railways, bridges, and electric power. ALLOY STEEL CLAMP HEAD: high strength and more PRESSURE RELIEF VALVE SWITCH:unique pressure relief switch, turn "on" when pressurized, and close "off" when pressure is relieved LENGTHEN THE CYLINDER:the oil cylinder is lengthened and enlarged, the inner wall is smooth, the seal is good, and there is no oil leakage, so it can be used with confidence.