Pferd Carbide Bur - Ball Shape, DBL Cut 1/2'' x 7/16'' x 1/4'' Shank - SD-5 ( EDP 24582) Pferd Sale! from 2492 /per Qty. Add to Cart This item is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted. 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 7/16" Cut: Double Shank Length: 1-3/4" Overall Length: 2-3/16" SKU:PFE 24582