The Mac Tools SBDR123SA is a 123-piece Mac-Grip ratcheting 1/4 hex bit screwdriver set. This reliable kit is designed for all-around versatility, featuring a variety of bit types for different applications. High-quality materials ensure durability, while the ratcheting mechanism provides superior control and efficiency. The Mac-Grip handle ensures comfort and grip, making all your screwdriving tasks easier. Enjoy the proven reliability of Mac Tools with this comprehensive set.