The material we use: Brass, carbon steel, alloy steel, stainless steel 304, 303, 316, aluminum, etc All confirm with RoHS standard. Inspection report and material test certificates are available upon request

Products range:
By CNC: Diameter≤ 160mm/6.3" (mainly≤ 80mm/3"); Length≤ 200mm/7.9"
Coating service: Zinc, nickel, gold, chrome, etc

Tolerance we can reach:
By CNC Lathe:
Dimension Tolerance: +/-0.01mm(+/-0.005mm with grinding together in some cases)
Roughness: Rz0.4
Concentricity: 0.01mm