Copper Ground Pipe Clamps 1/2" -1" - Our High Conductivity Pipe Clamps are easy to use and highly durable.Copper Ground Pipe Clamps 1/2" -1" features include: High conductivity Copper Pipe Clamps are cast of High Strength, High Conductivity Copper Alloy For Connecting Grounding Electrodes to water pipe, copper tubing or ground rod Above Ground Non-Direct Burial Pipe Clamp has Zinc Plated Steel Screws for corrosion resistance cULus Listed Dimension Measurements = Inches Order Qty of 1 = 1 Piece Below is more info on our Copper Ground Pipe Clamps 1/2" -1"