Twist Off screws is designed for use in the Weil osteotomy of the lateral metatarsals. It reduces the need to pre-drill through its one-piece design feature that gives the surgeon the option to use a wire driver or power drill to drive into the bone. Reduces the need to pre-drill Three options of Twist-Off screw: Standard Standard with wire drive Cancellous, which improves stability in osteoporotic bone Compression screw option is also available when necessary.