... on the surface Product No./NameJJ-00106 / CNC machining for tools spare part Machining Capability1) Material: Aluminum, Aluminum alloy, stainless ... , punching, etc... 4) Tolerance: +/-0.002 cm5) Appliacation Fields: engine parts, industrial components, Communications,,aerospace, electronics,automobile,hydraulic and other ... 0.0005 inch, also accord with GB6414 CNC machining for tools spare part