Pferd 25222 Cone Carbide Bur SM-3 Pferd Sale! from 1358 /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 1" 10° Angle Cut: Double Shank Length: 15/16" Overall Length: 1-15/16" SKU:PFE 25222