Its maximum working pressure is 7 bars and form of compressed air so that it can save air consumption. Why You Choose US ?! 6points will let you know!!!1. Reply your inquiry within 8 hours.2. Samples could be sent free.3. Delivery time within 7 days.4. Best after-sale service5. Payment Term: 100%T/T , Western Union, L/C6. Delivery Term: DHL/ UPS/FEDEX Express; Air/ Sea Transportation.Design ...