Pferd 82220 Knot Wire Cup Brush 2-3/4" Pferd Sale! from 2067 /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. Knot Wire Cup Brush, 2-3/4", .020 CS Wire, 5/8-11" Thread SKU:PFE 82220