... herePrototyping Way Material Tolerance Stereolithography (SLA) Technician's Choice, Semi-Flexible, PE-Like Durable, PP-Like,ABS-Like High-Impact ABS ... .ABS,PMMA,POM,PP,PU,PC,PA66,PMMA,PVC,PVE, aluminum Zinc alloy, copper, iron, steel. +/- 0.005" Fused Deposition Modeling ... ,POM,Nylon ,PU and so on+/- 0.003" Metal prototypes Aluminum, Stainless Steel, Carbon Steel, 17-7 PH, Brass, Phosphor Bronze ...