Model: cnc machining part Material: aluminum Processing:milling, drilling tolerance:±0.003 surface treatment: Anodizing size：Dia120*280mm We have 3 suppliers help us do the surface treatment more than 6 years,though we no treatment by ourself cause we are localed in District ,our suppliers are very good at it. Advantages: 1. Non-standard/standard/OEM/ODM/customized service provided 2. high precision, tolerance can be ±0.002mm 3. No MOQ, no quantity limited 4. Fast lead time 5. Can meet DIN,JIS,ASTM,AISI,BS,GB standard 6.We devoted ourselves to offer highly quality services to customers ,also highly responsible for after-sales services,any complaint will be responded within 24 hours and summrize and issue 8D report. Quality Assurance : IPQC inspect each during every step; 100% inspection before shipment by micrometer, height gauge, projector measuring machine, coordinate measuring machine(CMM), ect. Any disqualification will be responsible by us.