After use of 1.2 mm drill, the buccal and lingual plates are thin.  To facilitate bone expansion and bending, the mesiodistal cortical bone is removed with a small high-speed fissural bur (Fig.4).

1-Piece Implant with BEB Last Next

Xin Wei, DDS, PhD, MS 1st edition 09/22/2016, last revision 04/10/2021