技术资料 頭型對照表 槽型對照表 牙型對照表 螺絲螺紋規格表 材質化學成份表 熱處理硬度換算表 表面處理 英制與公制換算對照表 鑽孔孔徑表 *Above technical info is only for reference due to the reason that each product may require various production methods or tools. More details can be provided upon request.
