For joining non-threaded, sectional, copperbonded, steel ground rods
Coupling is manufactured of a high-strength, corrosion-resistant silicon bronze
| Item No. | Rod Diameter | Thread Size |
|---|---|---|
| BT916C | 1/2“ | 9/16”-12 UNC |
| BT58C | 5/8” | 5/8”-11 UNC |
| BT34C | 3/4” | 3/4”-10 UNC |
| BT1C | 1” | 1”-8 UNC |