Features: 1. The shape is smooth and shiny, the lettering is clear, so that you have a good distinction. 2. The inner wall is smooth and has no burrs, the viscosity coefficient is small, and the silk is smoother. 3. Cutting chamfer, reducing the resistance to the consumables, to avoid the silk of not smooth and plugging. 4. The joints are tightly fitted and the contact surface is flat to solve the problem of leakage and leakage of consumables. 5. Excellent quality and durability. Specifications: Model: MK10 nozzle Material: brass Size: Approx. 9*13 mm/0.35*0.51inch Nozzle size option: 0.8mm Screw outer diameter: 9mm Thread: M7 Package List: 10 * Nozzle 1、The shape is smooth and shiny, the lettering is clear, so that you have a good distinction. 2、The inner wall is smooth and has no burrs, the viscosity coefficient is small, and the silk is smoother. 3、Cutting chamfer, reducing the resistance to the consumables, to avoid the silk of not smooth and plugging. 4、The joints are tightly fitted and the contact surface is flat to solve the problem of leakage and leakage of consumables. 5、Excellent quality and durability.