The shape is smooth and shiny, without burrs, and the lettering is clear.
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.
The 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.
High strength hardness and good thermal conductivity.