Based on this product's specifications, here are some alternatives and similar models
Heating sleeve NEO tools 21-014, 32 mm
Summary description:
Heating sleeve NEO tools 21-014 is a 32 mm diameter heating sleeve designed for shrink fitting, pipe repairs and thermal assembly tasks. Manufactured by NEO tools, it provides a controlled heating surface for joining, loosening or resizing metal and plastic components. Suitable for workshop and field use where precise localized heating is required.