Locking taper (screwless)
A very narrow cone (about 1.5°) with no screw at all. The abutment is tapped in and held by friction, so there is no screw to loosen.
Examples: Bicon.
A very narrow cone (about 1.5°) with no screw at all. The abutment is tapped in and held by friction, so there is no screw to loosen.