... metal 3.3~5days delivery 4.0.02 tolerance prototyping services,schmitprototypes General Feature: 1.Prototyping Way:CNC/SLA/SLS/FDM ... ,PP,PU,PC,PA66,PMMA,PVC,PVE, aluminum Zinc alloy, copper, iron, steel. +/- 0.005" Fused Deposition Modeling (FDM) production ... , Carbon Steel, 17-7 PH, Brass, Phosphor Bronze, Copper, Nickel Alloys, Beryllium Copper +/-0.005”Furface treatment:Paint, polish, print, anodize, ...