Pferd 82220 Knot Wire Cup Brush 2-3/4" (Package of 5) Pferd Sale! from 13840 /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