Material 1.Aluminium: Al6061,Al6063,Al7075,Al5052,Al2017 or customize 2.Stainless Steel: SUS201,SUS303, SUS304, SUS316, SUS410, SUS430,SUS409L,SUS441 3.Brass:C36000(C26800),C37700(HPb59), C38500(HPb58),C27200(CuZn37),C28000(CuZn40) 4.white copper:C7100 5.Iron: SPCC:DC01,DC02,DC03,DC04,DC05,DC06;SPHC:Q235,Q235B,Q345,Q345B 6.Copper:T1,T2,T3 7.Brass Alloy:3602 ,2604 , H59 , H62 8.Aluminium Alloy: Al3003,Al5052, Al5083,Al6061,Al6063 9.Other Special Materials: gold, silver ,Carbon Steel, Iron Nickel alloy or customize If your required material is not listed above,please contact us Surface Treatment Blacking, Mirror-polishing, spraying plastics, anodize, chrome/zinc/nickel plating ,tinting, powder coating, etc Processing Precise cutting, Straight rectification, Bending, Drilling, Tapping, Stamping, Pulling, CNC milling Drawing PDF, JPG, Auto CAD, E-Drawing, Pro/Engineer, etc QC 100% inspected before shipment Warranty All the items will 100% meet the client's requirements Packaging 1. Single one protected by pearl wool, in a bag. 2. A carton for multiple bags. 3. Multiple cartons on a pallet. 4. Stretch film winding pallet before package. 5. Special products can be customized. Delivery time according to customer confirmed order.