A fishing rod's action is a function of three primary factors, blank material, taper and thickness of the blank.
钓竿动态的功能延自三个主要因素，竿身材料，竿身锥度和厚度。
The taper tap can effect different fishing operations when equipped with RH thread or LH thread drill pipes and other tools.
公锥与正、反扣钻杆及其他工具配合使用，可实现不同的打捞工艺。
应用推荐