... strength,highly conductive copper alloy 2. Different sizes available electrical ground clamp:The clamps are made from brass which gives strong resistance ... . We can custom the size you need.NameRod to cable clamp (Type U)MaterialBrassType1/2’’, 5/8’’, 3/4’’FunctionUse ... for connection between rod and cableDescription of goodsNameRod to cable clamp (Type G)MaterialBrassType1/2’’, 5/8’’, 3/4’’FunctionUse ...