1.Presser foot area: 25cm (diameter of presser foot: Φ56.42mm) 

2.Presser weight: 5N (self-weight: 510.2g) 

3.Primary pressure: 2Kpa (weight of presser foot) 

4.Second pressure weight: 20kPa±0.1kPa (presser foot presser bar: 509.8g) 

5.Three times pressure weight:200kPa±1kPa(Pressure foot plus code:5098.5g) 

6.Percentage table: 0~25 Accuracy: 0.01mm 

7.Micrometer: 0 ~ 10 Accuracy: 0.001mm 

8.External Dimension:710x350x330mm