Pferd 61112 Grinding Wheel 9x1/4x5/8-11 (Package of 10) Pferd Sale! from 14480 /per Qty. Add to Cart This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. Grinding Wheel, 9" x 1/4" Grinding Wheel x 5/8-11 Threaded Arbor Hole, SG INOX SKU:PFE 61112