Pferd Carbide Bur - Ball Shape, DBL Cut 3/8'' x 5/16'' x 1/4'' Shank - SD-3 ( EDP 24562) Pferd Sale! from 1837 /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 3/8" Head Length 5/16" Cut: Double Shank Length: 1-3/4" Overall Length: 2-1/16" SKU:PFE 24562