Hopefully not a repost. It did not come up when I tried to search. I'll delete if it is. It is showing 80% off. Obligatory 1st deal post comment.
Bosch Impact Tough 15-Piece 1/4-in x 2-in Square/Robertson Impact Driver Bit Set
Item #1054557Model #ITSQ2215
Impact Tough™ design – provides 10X life over standard bits, with an Xtended Torsion Zone, hardened core and precision tip
Xtended Torsion Zone – helps to absorb the torque peaks of impact drivers to avoid breakage
Precision-engineered bit tips – deliver a better fit and less cam-out