It is a double screw system. It tightens evenly and parallel with high pressure twice as fast. When tightened, the threads are hidden by a protective cover, protecting the screws from welding debris. - Movable handle for easy tightening and gripping ・Arm brake system Prevents sudden slips ・Bars made from tough hot-rolled steel -High strength ductile cast iron arm with high ductility
Clamp for woodworking and metalworking <...
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