Procedures (n = 5)

Sequence of each finishing/polishing protocol

1 (Control)

Mylar strip

2

12-fluted + 30-fluted tungsten carbide burs respectively

3

Fine + extrafine + ultrafine diamond burs respectively

4

Procedure 2 + Diamond micro-polisher (PoGo)

5

Procedure 2 + Polishing discs (Super-snap)

6

Procedure 3 + Diamond micro-polisher (PoGo)

7

Procedure 3 + Polishing discs (Super-snap)