Using imported brass material, evenly, increasing printing.
Smooth chamfering, Reduce the resistance of filament, avoid to clogging and jamming.
The tube fittings come in wide variety of models to meet all your needs in pneumatics piping.
Smooth inner wall, smooth inner wall without burr, viscosity coefficient is smaller, more smooth side, reduce the resistance.
Smooth and with lettering, smooth and bright, mark size, easy to distinguish.