... .Process: CNC machine 3.Tolerance: 0.02 Stainless Steel Axle Connection Parts Details: Material 301, 302, 303, 304, 304L, 316, 316L ... , etc.3.Quality Certificates: ISO9001-2000, ISO9001-2008 Quality Assurance System, the USA UL.4. Products covering hydraulic cylinders, pistons, flanges ...