DEWALT DT2170QZ T118A HSS METAL CUTTING BLADES 76MM PACK OF 20 Engineered to deliver a quality cut in a variety of ferrous & nonferrous metals Fully hardened high speed steel for increased durability Applications For fast straight cuts in aluminium 15 3mm metal & nonferrous metal 13mm & plastic up to 20mm thick Total Length 76mm Tooth Pitch p 12 mm Max Depth of Cut 4 mm Equivalent Bosch Ref T118A p