China Manufacturer turning drilling engraving polishing plating technology CNC machining motorcycles spare Parts

Surface finish: Knife marks or no knife marks or polished 
Surface treatment: (corrosion protection; Decoration; Harness-improvingfunctionally)  Galvanization or zincification; Chrome plated; Nickel plated electrophoretic plating; Spray finishing 
Heat treatment: 
(improve the hardness; Abrasive resistance; Intensity), High frequency heat treatment (45#steel ), quenching/ carburization(A3 steel ), Mesh-belt heat treatment 
Packaging: (diversified) 
1. Blister card; 
2. Color plastic bag 
3. Vacuum forming; 
4. Poly bag; 
5. Color box; 
6. Carton and as per your requirement