Worldwide preference to DAVI heavy duty angle roll, is the result of the efforts to build machines that fully satisfy customers expectations. This is possible only if the machines comply with the requested performances to bend large size beams, from HEA 300 ( W 12’’ ) hard way, not an easy task but not a problem for DAVI angle roll. The DAVI machines are installed over the 5 continents, to be used for steel building construction, bridges and sport domes, where the performance of the machines are carried over the limit. Customers appreciated the sturdy construction and oversized shaft, showing that the machine can hold up to any load within its capacity without caving in. The quality of the beams and tubes after bending is fully satisfactory to quality control, confirming the high quality and precision of DAVI angle roll.