Made from high quality Aluminium Bronze alloy, they are special shaped clamps and serve primarily as cable holder. Made by fine sand casting along with Silicon Bronze hardware.

They are generally tin plated for use with dissimilar metals.

Used to bond #6 copper wire to 1/4" or 5/16" strand wires. The wire sizes range from 162" - .398".

The installation does not require removal of bolt and hence much easier. It installs with standrard terminal wrench.  

One or both grooves can be uplated to improve connectivity.

High quality Aluminum and Silicon Bronzes are used to manufacture these.