HOME
ABOUT
PRODUCT
NEWS
JOIN US
CONTACT
1.材料:锌合金主体,碳钢销子和螺杆2.表面处理:黑、铬、蓝3.旋转角度:约为180°
1. Material: Zinc alloy body, carbon steel pin and screw
2. Surface treatment: black, chromium, blue
3. Rotation angle: approximately 180 °
基本