雙扭力螺帽

產品名稱： 雙扭力螺帽

材質：不銹鋼/碳鋼（材質可選）

評分：A2-70/A4-80/4.8/8.8/10.9

Description: The shockproof nut is not loose, with large torque and high precision, and requires special tools. CNC processing technology, beautiful appearance, can be customized according to customer needs.