Based on this product's specifications, here are some alternatives and similar models
Saw Blade for Sabre Saws Hikoki RM37B / S920CF 150 mm, 3 pcs
Summary description:
Replacement saw blades for Hikoki sabre saw models RM37B and S920CF. Each pack contains 3 blades, 150 mm length, suitable for demolition, cutting timber, PVC and general-purpose ripping tasks where a sabre (reciprocating) saw is used. Designed as spare consumables for quick blade changes during renovation, construction or repair work.