MULTI-UNIT DLC screws for structures Sale! from 3288 /per Pack Single 10 Pack 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. Allows for higher preload/clamping force between the structure and MUA. More forgiving of inaccuracies in internal milling of screw seat. DLC coating reduces friction and further increases preload/clamping force. Length of screw allows for more structure material under the screw-seat to strengthen both zirconia and temporary structures. Flat seat is self-centering and allows for a more forgiving alignment between diverging long-axis of the structure and MUA SKU:19.269 Tweet