Not easy to rust, using high-quality stainless steel 304 processing, ten years of use is still shiny as new, quality and beauty coexist
The thread is deep, and neat and clear, the force is uniform during rotation, it is not easy to slip, and it is perfectly fitted to the bolt of the matching model
No deformation,High hardness, hardness is 2 times higher than copper and 10 times higher than aluminum
No pollution, stainless steel is a recognized environmental protection material, will not release toxic substances, will not pollute the environment