1. Maximum test force. 60kN 2. Range of test force. 0.2kN~60kN 3. Test accuracy. ±1% 4. Speed of test. 2~100mm/min (under control of arbitrary rate and constant speed) 5. Thickness of Gripping specimen. 0.05~3mm ( High-precision sensor can realize ultra-thin sheet metal test) 6. Journey of cramping piston. 40mm 7. Resolution of cupping value. 0.01mm