Since the bone density is low, the last drill (3.0x7.3 mm) changes to 2.2x7.3 mm one.  Insertion torque of a 4x11 mm 1-piece implant (9.5 mm in bone) is ~15 Ncm.

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Xin Wei, DDS, PhD, MS 1st edition 06/25/2021, last revision 07/13/2021