... :broaching, drilling, etching, milling, griding, turning --Material: stainless elliptical steel pipe drilling processing --Type:broaching, drilling, etching, milling, griding, turning--Material: stainless ... steel pipe drilling processingTolerance/precision0.01~0.002mmProduct materials Stainless steel:303/304/316/412/etc Process technologyCasting, Machining, Metalworking, Sheet Metal ...