Why a 12 point fastener beats a standard hex bolt

If you've ever rounded off a bolt head while working on a cramped engine motor, you understand exactly why switching to a 12 point fastener could be a total godsend. It's one associated with those upgrades that seems small on the surface, but once you start using them, heading back to some regular six-point hex bolt feels like a huge step backward. Whether you're a weekend grease monkey or someone who usually spends forty hours the week within hood, these little items of hardware change the game when this comes to rpm and accessibility. ...

April 7, 2026 · 7 min · Mack Eugenia