| Stock No. | Series | Calibration | Probe Length (L) | Probe Diameter | Junction |
| SK10002 | G506J | J | 6″ | 0.125 | Underground |
| SK10003 | G506K | K | 6″ | 0.125 | Underground |
| SK10004 | G506T | T | 6″ | 0.125 | Underground |
| SK10005 | G512J | J | 12″ | 0.125 | Underground |
| SK10006 | G512K | K | 12″ | 0.125 | Underground |
| SK10007 | G512T | T | 12″ | 0.125 | Underground |
| SK10008 | G518J | J | 18″ | 0.125 | Underground |
| SK10009 | G518K | K | 18″ | 0.125 | Underground |
| SK10010 | G518T | T | 18″ | 0.125 | Underground |






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