51135-92312 3M General Purpose Depressed Center Wheel,4-1/2"x 1/4"x 7/8"24 Please log in to see price or purchase this item Quantity discounts available QuantityPrice SKU: MMM5113592312 Qty On Cart Features Depressed center wheels are an excellent economical solution for general purpose grinding and cutting applications on steel. MUST BE USED ON A TOOL WI... Features Back FeaturesDepressed center wheels are an excellent economical solution for general purpose grinding and cutting applications on steel. MUST BE USED ON A TOOL WITH A GUARD.