10-Piece MK8 M6 Threaded Nozzle Set For 3D Printer Head Silver

Joint is tightly fitted and the contact surface is flat, which solves the problem of material leakage and effectively prevents the print head from leaking, Smooth wall without burrs, a small viscosity coefficient, Cutting chamfer, the chamfer cutting rounded to reduce resistance to water chestnut supplies, to avoid the wire is not smooth