This part is a Sandblast Nozzle Ceramic 14 CFM. It can be used either the Cyclone trigger gun assembly Part Number 7001 or the Cyclone Sandblast gun Assembly, part number 7005. This part is a 14 CFM (@70-90PSI) ceramic sandblast gun nozzle. Ceramic is stronger than hardened steel, but not as strong as tungsten carbide. The 1/4″ ID nozzle opening produces a good cone shape blast pattern and is great for many applications. Installing this nozzle requires simple hex tools found in most toolboxes and is done in less than 5 minutes.