A pozidriv drive looks very similar to a Phillips one, and also has a cross-shaped recess in the center. However, it also has a second set of indentations set at 45 degrees from the first set.
Pozidriv drive as viewed from above.
Which screwdriver bit?
A screw with a pozidriv drive is designed to be driven with a pozidriv screwdriver bit. Ensure you select the correct size bit for your screw.
For more information, see section: How to select the correct screwdriver bit for the screw.
Advantages
Disadvantages
Compared to a Phillips bit, A pozidriv bit is less likely to slip out of a screw because it has 4 extra contact points
Because there is less risk of the bit slipping out, more torque can be applied when driving screws
The pozidriv design looks very similar to the frearson and Phillips design, which often leads to customers purchasing the wrong screwdriver bit for their screw, or vice versa