1, Turning, CNC Machining 2, Precision +/-0.002mm 3, Brass, Bronze, Copper, Steel, AL... 4, Pin, shaft, ring, complex figure ... For many years, Sandum ("In-saiL") is dedicated to manufacturing of precision parts ... used in every industy including automotive, machinery, sensor, automation, telecommunication, etc.We have more than 30 CNC ...