... mechanism *Easy adjustable power regulator /power switch. High torque *Ideal for changing tire and general assembling work and ... 18mm 3.Air Pressure 6-8kg 4.Air Inlet 1/4" 5.Anvil Length 1" 6.Maximum Torque 900N-m ... , be sure to fill in the air and water from air outlet of air cylinder, filter, and auto oil filter ... the dealer for repair or maintenance. 1/2''air impact wrench, tools, air torque wrench