ALFRA-TCT-hole-saws can be used on materials such as stainless steel, unalloyed steels, aluminum, plastics or lightweight panels. They can be combined with portable drilling machines as well as with upright drilling machines. The saws are reparable and re-grindable. ALFRA is offering the original product range of Milford sabre saw blades for professionals exclusively – due to the model for processing and production cutting.