Do you want to remove all the guesswork for what size drill bit you need to add holes to your mini helmet for Riddell Chinstrap Pins? Now you can. Add this drill bit to your order so you can add holes to your mini helmet worry free. It's the perfect size to add any Riddell Chinstrap with plastic push pins. The bit has a 1/4" hex shank so it can be easily used by most cordless drills or screwdrivers.

*Does not work for adding Schutt Chinstraps. Schutt Chinstrap Pins are larger than Riddell.