what you are asking is how to keep the alligator shear plate from warping, so that the alligator shear plate can not warp, and the overload superimposed shearing can be stopped. When using crocodile shears, it is forbidden to use crocodile shears in overload, and not to cut hardened steel and hard steel, high-speed steel, alloy steel, castings and nonmetal materials. It is forbidden to cut two different standards of materials together, and stacking shear is forbidden to avoid the crocodile shear plate from being tilted.