Bifix caps gains its grip in the central part of the drive recess. This guarantees a good grip in both Phillips and Pozidriv screws.
Better than any other 'Pozi' cap on the market. Because of the nature of how the plastic splines deform to get this exceptional grip,
Bifix caps utilise the same low-profile crown used on Stemfix caps. This means the cap is less noticeable and iwhen the sign is being washed cloths won't snag on the edges of the caps.