A pack of five (5) 204272 HS 105/1 Bi/5 Steel/Stainless Steel Cutting Jig Saw Blades for use with Festool Trion and Carvex Jig Saws. These HCS Bi-Metal Blades have a basic rippled design and are ideal for cutting both non-ferrous metals (aluminum, brass, etc.) and steel. Blades are 4-1/8" (105.00 mm) long with 19 TPI and will cut through material up to 1-9/16" (40 mm) thick. Germany