Four column hydraulic press, gold and silver jewelry mold, pressure frame, stable and durable, all steel machine, high strength nut

Quenching process creates materials that are wear-resistant, durable, thickened, hard steel plate, high hardness spring, and four screws

Vertical hydraulic jack, heavy-duty hydraulic, enlarged base, safer, upgraded, labor-saving, lifting, sturdy and durable

Simple and convenient manual operation, fast pipe pressing, hydraulic awesome, time-saving and labor-saving