Machined surface (microthread) | No effect | Fair | Good | Excellent |
G | | | | + |
US | | | + | |
Air | | | + | |
Rot | | | | + |
Las | | + | | |
Machined surface (macrothread) | No effect | Fair | Good | Excellent |
G | | | | + |
US | | | + | |
Air | | | + | |
Rot | | | | + |
Las | | | + | |
- No effect: Surface was cleansed ineffectively and covered with an enormous amount of amorphous material, debris and bacteria
- Fair: Surface was cleansed partially well but far from the ideal and covered with certain amount of amorphous material, debris, and bacteria
- Good: Surface was cleansed effectively but not perfect and covered with a little amount or partially no amount of amorphous material, debris, and bacteria
- Excellent: Surface was cleansed ideally and covered with no or only a small amount of amorphous materials, debris, and bacteria