The CH-30519M and the CH-30619M Series, manufactured by Clamptek®, are series of push-and-pull toggle clamps, that feature manual clamping technology systems. These models are equipped with toggle clamps, and metal clamps that are capable of holding materials tightly. Their holding capacities measure at 11132.8 N for the CH-30519M, and 22275.4 N for CH-30619M.