AHW series is the professional Low profile hydraulic torque wrench which Aeroboom vigorously extends in international market. Compare with the square drive hydraulic torque wrench, this series no work directly on the nuts, its body suits well in the narrow space. AHW covers the nuts from S19 to S175. To fulfill all different working situations, the user can just replace the hexagon cassette because the hexagon cassette is changeable, or add the reducer. Aeroboom provide after-sales service all over the world, and already got the approved by TUV certificate.