... Precision machining2.Material: abs,pc,pmma,pe,pp,pa66,pu,rubber,silicone,aluminum,iron,zinc,steel etc.3.Lead-Time:3~5days ... Way Material Tolerance Stereolithography (SLA) Technician's Choice, Semi-Flexible, PE-Like Durable, PP-Like,ABS-Like High-Impact ABS-Like ... Nylon ,PU and so on+/- 0.003" Metal prototypes Aluminum, Stainless Steel, Carbon Steel, 17-7 PH, Brass, Phosphor Bronze, Copper, Nickel Alloys ...