This well loved utility cart is a work horse that has served me well ever since I got it from Harbor Frieght. Here's their description:
The FRANKLIN™ 30 in. x 16 in., 2-Shelf Utility Cart is made of lightweight, industrial-strength polypropylene that won’t rust or chip. With extra-large trays on the top and bottom, this cart can easily transport tools, equipment, and parts.
500 lb. weight capacity
Large 2-3/4 in. deep trays
Comfortable handle
Includes tool storage, hardware bins, and cup holder