Based on this product's specifications, here are some alternatives and similar models
Jigsaw Blades MEGA 83116 T-shank HSS 100 x 75 mm 5 pcs for Metal
Summary description:
Set of 5 MEGA jigsaw blades, model 83116, T-shank design, HSS material, dimensions 100 x 75 mm, intended for cutting metal. These blades suit jigsaws with T-type blade mounts and HSS high-speed steel construction provides wear resistance for metalworking tasks such as sheet metal, thin profiles and small fabrication jobs.