GF-819A is an European style of heavy-duty plastic pipe cutter.The body of GF-819A is made of Aluminium alloy,the blade is made of Manganese 65,its thickness is 2.4mm,and the hardness is 54±2,above all,the blade is processed with polishing technology,this product is able to cut the plastic pipe of its external diameter range within 42mm(1 inch ---5/8 inch).