Compare Alpha 3mm Ball Carbide Burr - 3mm shank Alpha Log in for pricing The Alpha Ball burrs have CNC precision-ground flutes for repeatability, chatter-free operation and longer life • Sectional fluting enables burrs to cut on the radius as well as the body of the tool... SD-42MDC Log in for pricing Compare Stock: Qty in Cart: 0 Price: Log in for pricing Subtotal: