The placement of this extreme angle turret screw is similar to any other cervical-thoracic polyaxial screw, but the technique for adjusting the screw to the appropriate angle is different. (Figure 1).

Stripped screws are the result of the slots in the head of the screw eroding so that you're unable to get a grip with the head of the screwdriver or screw bit. And it doesn't matter which kind of ...

5. Keep the Pressure On Hold your drill at a 90-degree angle to the screw and make sure your bit is firmly seated in the screw head (see photo, above). Keep pressure applied as you sink the screw ...

The driver tip looked kind of like a cross between a Phillips and a square head. What makes this ... when attacking a screw from almost any angle. However, the taper that makes the Phillips ...