... machine,Auto-control machine 2.Model Number: ZH Pneumatic Pressure Switch ZH Pneumatic Pressure Switch Cylinder1. Standard cylinder2. Structure: piston cylinder3. Power: Pneumatic4. ... :1/8"-1/2"6. Diameter of shaft: 32,40,50,63,80,1007. Origin: Zhejiang, China8. Model: QGFB cylinder9. ... 10pcs. Production capacity: 100000pcs/month 7. The way of payment: 30% deposit by T/T in advance, balance T/T before ...