Pferd 24732 Radius End Tree Carbide Bur SF-13 Pferd Sale! from 3135 /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. Shank Diameter: 1/4" Head Diameter 1/2" Head Length 3/4" Cut: Double Shank Length: 1-3/4" Overall Length: 2-1/2" SKU:PFE 24732