#0 POZIDRIVE SCREWDRIVER Ever wondered why your cross head screwdriver keeps sliping out of your British cars screws. - Could be that what looks like a cross head is in fact a British POZIDRIVE head. SU carbs float chamber retaining screws and plenty of 60-80s trim were held in place by the unique Pozidrive headed screws. #0 Pozidrive head is often used on British electronics and small trim items. We also carry Pozidrive #2 which is the most popular size (sold separately)