螺丝加工

镀锌平头镀锌螺丝

4x12                    3.500.000 pcs

4x15                    5.740.000 pcs

3,5x15                1.000.000 pcs

       镀锌平头螺丝 

4x30                      650.000 pcs

3.5x12                4.680.000 pcs

3.5x15                1.000.000 pcs

4x25                      900.000 pcs

       高低螺杆锌黑 

4,5x45                1.600.000 pcs

5x55                     240.000 pcs

M4x27/28毫米连接螺栓  1000000PCS

M4X15                        1000000PCS