... 316L 2.Process: CNC machine 3.Tolerance:0.02 Fine Thread Stainless Steel Tapered Rod Details: Material 301, 302, 303, 304, 304L ... competitive price.2. Factory with about 200 workers and 40 seniors, equipped with CNC milling and turning machines, CNC ... Products covering hydraulic cylinders, pistons, flanges, valves parts, casting and forging parts, engineering goods, etc.5. Quality control following 3 ...