Coupling
![](http://www.enscigroup.com/wp-content/uploads/2020/05/Annotation-2020-05-09-152905.jpg)
Code No. | Rod Ø (in) | Length (mm) | Weight (kg) |
GRBCO12 | 1/2 | 64 | 0.07 |
GRBCO58 | 5/8 | 64 | 0.09 |
GRBCO34 | 3/4 | 70 | 0.14 |
GRBCO1 | 1 | 90 | 0.25 |
Tested : IEC 62561-2
Application : Extend to the length of ground rod
Material : High Strength Silicon Bronze
Driving Head for Threaded Type
![](http://www.enscigroup.com/wp-content/uploads/2020/05/Annotation-2020-05-09-153031.jpg)
Code No. | Rod Ø (in) | Weight (kg) |
GRBDH12 | 1/2 | 0.06 |
GRBDH58 | 5/8 | 0.09 |
GRBDH34 | 3/4 | 0.16 |
GRBDH1 | 1 | 0.35 |
Tested : IEC 62561-2
Application : Protect the top of ground rod while driving
Material : High Tensite Steel
Driving Head for Standard Type
![](http://www.enscigroup.com/wp-content/uploads/2020/05/Annotation-2020-05-09-153031-1.jpg)
Code No. | Rod Ø (in) | Weight (kg) |
GRDSR12 | 1/2 | 0.13 |
GRDSR58 | 5/8 | 0.16 |
GRDSR34 | 3/4 | 0.19 |
GRDSR1 | 1 | 0.30 |
Tested : IEC 62561-2
Application : Protect the top of ground rod while driving
Material : Zinc-Plated Steel
Tip
![](http://www.enscigroup.com/wp-content/uploads/2020/05/Annotation-2020-05-09-153236.jpg)
Code No. | Rod Ø (in) | Weight (kg) |
GRTTR12 | 1/2 | 0.025 |
GRTTR58 | 5/8 | 0.030 |
GRTTR34 | 3/4 | 0.070 |
GRTTR1 | 1 | 0.10 |