Вертикальная мачта зажим

.Standard design clamp for vertical lifting of steel plates and steel structures. . The spring-loaded tightening lock mechanism assures a positive initial clamping force..clamps are equipped with a safety mechanism, ensuring the clamp does not slip when lifting force is applied and when load is being lowered.The clamp is locked in closed as well as in open position. . Manufactured from high quality carbon steel . High-frequency quenching of die-forged special alloy steels gives greater durability to the cam.