Anok is a leading precision machining maker in Shenzhen China, and we have certificated in ISO 9001, the business scope is as below : 1) .Machining part: CNC machining, Granding part, Turning parts.( the tolerance we can reach in 0.002mm) 2). Metal parts include: Aluminium/Alloy Products,Zinc/Alloy Parts etc. 3). We can offer you 3 pcs machined components for free according to your part size .