... prototype 1.CNC,SLA/SLS/FDM/precision machining 2.Material: plastic and metal ... Feature: 1.Prototyping Way:CNC/SLA/SLS/FDM/Precision machining2.Material: abs,pc,pmma,pe,pp, ... PMMA,PVC,PVE, aluminum Zinc alloy, copper, iron, steel. +/- 0.005" Fused Deposition Modeling (FDM) production- ... and so on+/- 0.003" Metal prototypes Aluminum, Stainless Steel, Carbon Steel, 17-7 PH, Brass, Phosphor Bronze, Copper, ...