Mini pipe cúter. for copper, aluminum and steel pipes between 3 and 30mm (1/8 and 1.1/8 in). body made of zamak din 1743-1. phosphated and enamelled surface. shaft and screws made with din 1651 steel. interchangeable cutting wheel made with din 17230 steel. hardness of the cutting wheel of 56-57 hrc. commercialization in industrial packaging. spare sheet 321511