5.Q:What is different with A,B,C screw, What is the price different?
5.Q:What is different with A,B,C screw, What is the price different?
2019-10-18
A:The screw model is designed for different material and requirements, the screw diameter Changes from small, middle and big. There is no price difference in the price for choosing A/B/C screw types.
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