1, Turning, CNC Machining 2, Precision +/-0.002mm 3, Brass, Bronze, Copper, ... drilling machine, grinding machine, threading machine, etc.Our manufacturing Capability:Turning Drilling Milling Knurling Threading Tapping slotting .... OD Φ0.5~Φ25mm ... .002mm tol. Finish: Ni, Zn, Ag, Ti, Cu, Au... Plating thread rod