Weld On Grounding Stud Grounding Wire Size 6 AWG Material Steel Number of Wires - Grounding 1 Description/Special Features Structural Steel Grounding Connector YGHP2C2 YGHP29C2 or YGHP34C2 For Maximum Ground Conductor Wire Size 6 AWG For Minimum Ground Conductor Wire Size 6 AWG For Use With Structural Steel Grounding Wires Connected To 1/4 in Rod Standards UL Listed Direct Burial UL467 Type - Grounding Connector Mechanical Accessory Type Grounding Connector For Rod Dia 1/4 in