LAC Side Cutter DrillDSI Lateral Approach Cutter is very important during the sinus lifting procedure due to the fact that this is the first drill that is used. This drill cuts the bone of the lateral wall accurately, safely, and quickly, without too much overheating. This cutter is considered a "pilot drill" lateral sinus lifting procedure and should be followed by other cutters and drills to complete the full wall perforation. DSI Lateral Approach Cutter is sharp and