Based on this product's specifications, here are some alternatives and similar models
Shovel head JUCO model 12356 – carbon steel blade without handle
Summary description:
Replacement shovel head JUCO model 12356 made of carbon steel, supplied without a handle. Designed as the blade/working part for general digging, loading and soil handling tasks where a separate handle is used. Suitable for garden, construction and agricultural use as a durable metal shovel blade to fit compatible handles or hafts.