Product Details Innovative knurled faucet. It adds a unique style to the bathroom while saving water and being durable. It is made of 59 copper and has a high quality ceramic spool which is durable and beautiful. To produce a faucet, quality is a prerequisite, but the precise handling of details enables our company to survive and compete for a long time. The knurled faucet is the latest faucet developed by our company.