1.Material: aluminum

2.High precision +-0.005MM

3.Surface treatment:sandblasting and anodizing

4.Surface smooth,no burr.

5.Processing:CNC milling

Finish options

Different fittings different finishs request , suitable finishs can make screws keep nice surface and anti-rust . 

1) Zinc . 

this is the most popular treatment , the usual color cover black , silver , yellow and white . more colors see below color card .

2) Nickel .

this is more good finish than zinc and is sole color , many parts are plated also in this finish . 

3) Oxidization .

this finish is used for part stainless steel pieces , and the most alumiunm parts .

4) Polish . 

the parts will be more bright after polished , especially for stainless steel parts .

5) Paint .

the color of paint is more abundant , it is more paint in different colors . partial paint and full paint for screws .

6) bronze .

this finish is very few used just for some special pieces .

7) brass .

this finish has a good anti-rust and nice surface but more expensive than zinc .

The thickness of the different finishs