... surface finish treatment to meet nice and eye-catching visual effect Aluminum alloy parts: powder coating, painting, sandblasting + ... painting, polishing + grinding , UV.l Superior quality and wide application of material: ADC12,ADC10,A380,A360,A356,A413 ... ,SUS301,SPEC,SGEPl OEM/ODM precision parts with auto lathe, CNC machining, CNC turning, CNC cutting, CNC milling, threading, tapping, drilling etcl ...