The AL 3 can be used to notch pipes with an external diameter of 42.4 mm (1 ¼”) and Ø48.3 mm (1 ½”). ALMI products are subjected to stringent quality control inspections before they leave the factory.ALMI’s pipe notcher, in contrast to punch-cutting machines with separate auxiliary tools, is always available for immediate use. Moreover, the price is more affordable than the auxiliary tools for punch-cutting machines.All the benefits in a nutshell: high productivity, low investments, simple and rapid operation, a number of diameters are available immediately, ideal for double corner joints.