FC-7710 chainring bolts M8 x 6 mm (set of 5)

Set of 5 chainring bolts

These are the Shimano Dura Ace 5 pin hex bolts to connect your cranks to your chainring.

These are the new Stainless steel ones, and most importantly, they are knurled!

This means that they set into your crank holes and stay put.