Jet Tools' 10 in. Square Second Cut Metal File is manufactured from hardened steel to ensure durability and consistent cutting performance in demanding environments. The balanced tooth geometry supports both shaping and refining operations, reducing the need for multiple tools during intermediate finishing stages. Commonly used by machinists, toolmakers, and technicians, this square file enables accurate contouring and surface correction on steel, iron, and other metals where controlled removal and clean edges are required.