ELA Enterprises,LLC Dollies come in all shapes and sizes. There doesn’t seem to be a “universal term” for the word dolly. In fact, it’s difficult to determine where and when the word originated. Often referred to as a hand truck, cart, roller dolly, 4 wheel dollies, or simply “wheels”, most agree that this is a very important piece of equipment. If you use dollies in your operation, you can appreciate the “heavy lifting” this work horse provides. Application: Whether used to transport food trays , bakery trays , attached lid containers , large pallets, trash cans, or liquid containers, finding the right dolly will give you great flexibility. Investing in this relatively inexpensive piece of equipment typically pays for itself quickly; ROI is captured in a short period of time. Caster: One of the most important things to consider is the type of caster. Determining which surfaces it will be used and the weig...