1.Materials: |
Brass, Copper, or Bronze. | ||||||
2. Function:
|
Connecting ground rod to ground rod, and ground rod to driving head.
| ||||||
3. Advantage:
|
Strong corrosion resistance, Good conductivity, and 50 years use life. | ||||||
4. Operating:
|
Very simple and convenient. |
Part No. | Thread diameter(in) | Supporting Ground rod | ||||
HD-HL38
|
3/8"
|
HD-DD38
| ||||
HD-HL12
|
1/2"
|
HD-DD12
| ||||
HD-HL58 | 5/8" |
HD-DD58
| ||||
HD-HL34
|
3/4"
|
HD-DD34
| ||||
HD-HL1
|
1"
|
HD-DD1
|