... leadtime+free shipping 4.0.01mm precision transparent rapid prototyping sample General Feature: 1.Prototyping Way:CNC/SLA/SLS/FDM/Precision machining2.Material ... : abs,pc,pmma,pe,pp,pa66,pu,rubber,silicone,aluminum,iron, ... ,POM,Nylon ,PU and so on+/- 0.003" Metal prototypes Aluminum, Stainless Steel, Carbon Steel, 17-7 PH, Brass, Phosphor ...