... from direct factory 2.press:5T-125T,250T,315T 3.in-house tooling design 4.welding,assembling,surface treatment Welding parts ... .Materials --Any metal such as stainless steel,carbon steel,brass,copper,Aluminum,ect. 2.Surface treatment --All kinds of surface treatment ... assembly,etc. We have most of the necessary machines for sheet metalworking process , such as the mechanical press 5T-40T,80T ...