in diameter External pliers are capable of removing and installing snap rings from 3-1/2 inches to 6-1/2 inches (89 mm to 165 mm) in diameter Durable blow-molded storage case includes extra pairs ...

Instead, save yourself some trouble and pick up a SATA 5-Pack Snap Ring Plier Set from Lowe's. The set comes with four different types of jaws that you can swap in and out depending on your needs.