3pcs AR-coating Watch Lens 38mmx2.8mm Round Flat Mineral Watch Crystal Glass

1. Made of 304 stainless steel durable not easy to break no burrs. Nickel-plated brass on the surface anti-rust fine workmanship and longer service life. 2. The connection part between the needle tube and the needle seat is tightly fitted and it is not easy to fall off which can ensure the sealing of the needle during use and ensure the quality of your work. 3. They are industrial dispensing blunt needles that can be used with a variety of adapters such as dispensing valves and are typically used to bond electronic components or fill ink or industrial precision applications. 4. Each dispensing needle is engraved with a specification mark which is easier to distinguish and can effectively and quickly select the appropriate needle for you improving your work efficiency