The DEWALT DEWDT2054QZ HSS jigsaw blades are engineered to deliver a quality cut in a variety of ferrous & non&45;ferrous metals & are made from fully hardened high speed steel for increased durability&46; This Longer life metal cutting blade can be used on thin sheet metal between 1&46;5 &45; 4mm especially when curved cuts is required&46; The DEWALT DEWDT2054QZ blades have the following specifications&58; Overall Length&58; 82mm Length&58; 55mm Tooth Pitch&58; 1&46;5mm Max Doc&58; 4mm Equivalent Ref&58; T118EOF Pack Quantity&58; 5