This devise is about to mount the heavy-duty arm, as well as possible come easily house a high-temperature casting products transported to the desired place, especially in the shape or form and structure of various castings (cast iron frame, castings, etc.) to such as Forklifts Unlike conventional clamp and that during operation, difficult to be replaced with the index unit of the second weight, to a simple and rapid new bond structure of the pliers device for casting products which are a low light Inserting forceps Bunch go.
That is, the engaging portion 120, in the hydraulic rotator 121, the support frame 122, a flexible link member 125, a conventional castings work only forceps device is forceps leg 140 formed integrally with the two sides by the additional configuration of the variable link 125 and a has been firmly bonded has a normally between the lower side of the clamp leg 140 can be easily separated only clamp leg 140 of the both sides of detachable unit 200 that, if necessary It will cost.