Based on this product's specifications, here are some alternatives and similar models
Hammer JUCO 4 kg, wooden handle, 700 mm, model 12444
Summary description:
JUCO hammer model 12444 is a 4 kg metalworking/striking tool with a 700 mm wooden handle. Designed for heavy striking tasks, demolition and metalwork where a high-mass hammerhead is required. Offers a solid wooden grip for control and impact absorption. Suitable for construction, workshop and outdoor use where strong blows are needed.