Welcome to our store! The shape is smooth and shiny, and the lettering is clear, so that you have a good distinction. The inner wall is smooth and without burrs, the coefficient of viscosity is small, and the silk is smoother. Cutting the chamfer, reducing the resistance of the water tank to the consumables, avoiding the formation of silk and clogging. < p>The seal is tightly fitted and the contact surface is flat, which solves the problem of leaking and leaking consumables, and effectively prevents the print head from leaking. Exquisite workmanship ensures good good performance. Scope of delivery: 10 PCS Product color: Gold Product size: 0.4mm Note: Manual test please allow 1 - 3cm error!!! 100% Satisfaction - Our customers are our priority. If you find any problems with the products after receiving the goods, such as damage and incorrect quantity, please contact us immediately. We do our best to provide you with satisfactory after-sales service.