Pferd 82232 Knot Wire Brush 3-1/2" Pferd Sale! from 2289 /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 Brush, 3-1/2", .020 CS Wire, 5/8-11 Thread SKU:PFE 82232