... /Alloy steel/copper, etc Max. 1.8 meters product, US standard CNC machining, Processing, Machining1. Material: Aluminium, Stainless Steel, mild ... Max. 1.8 meters product is acceptable.3. Smooth Finish: U.S. Standard (0.80 to 8.00 micrometers)4. Tolerance: from 0 ... parts, machined parts, maching parts, CNC milling parts, non standard parts, precision parts with auto lathe, CNC machining, CNC turning ...