Pferd 24692 Radius End Tree Carbide Bur SF-1 Pferd Sale! from 1243 /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 1/4" Head Length 5/8" Cut: Double Shank Length: 1-5/16" Overall Length: 1-15/16" SKU:PFE 24692