Grounding Clamp 1/2 to 1 in. for Direct Burial, 25 PackDescription Grounding Clamp 1 2 to 1 in. for Direct Burial Primus Cables 1 2 in. to 3 4 in. to 1 in ground clamps are used for direct burial water pipe ground clamps. The wire range is 10 Solid, 2 Stranded. Features Features Durable Direct Burial Design Engineered for underground and outdoor applications, ensuring long lasting performance in harsh environments. Wide Pipe Compatibility Fits pipe sizes ranging from 1 2" to 1", making it versatile for