Automatic Pneumatic Air Tapping Machine, widly used for threading on industrial parts Automatic Pneumatic Air Tapping MachineMajor Functions1. High torque, high ... armTable mounting columnAir combinationRadial jibWithout stand plateChoose any six safety clutch tapping adapters Spare PartsAir supply processor, bracket, air ... and operation for the staffs. Automatic Pneumatic Air Tapping Machine