High quality material: The faucet lock nut is made of high quality copper, which is reliable, sturdy and durable, and easy to install. Size of faucet fixing tool set: half moon nut opening length is 14mm, inner diameter is 32mm. Suitable for single hole faucets. Easy to install, durable, no need to replace the loose faucet. It is suitable for kitchen, bathroom, bathroom, household faucet hose loop. Package includes: 1 set of faucet fixing tools.