Intaglio bur size and drill comp Dental Lab NetworkFeb 29 2016· 1 633 Jan 28 2016 #1 My intaglios are being milled with a 2 and 1mm bur The crowns will be hitting slight high spots and not seating fully where there is a sharp edge on the prep could be where the axial walls meet the occlusal or around some sharp edged anti rotatioal groves in the prep I thought I understood drill compensation but I