Enhance your driving accessories with RYOBI Diamond Grit Coated Technology. The RYOBI 52 PC. Impact Driving Set features diamond coated impact rated bits and additional impact rated bits that are perfect for all screw driving applications. Diamond Grit hardens bit tips for 20X longer life, 2X stronger grip and less stripped screws. The 2" bits in this set feature a TORSION ZONE that absorbs the high torque from more demanding applications and helps to preserve bit tips, while the 1" bits are ideal for use with the included magnetic impact screw guide. All bits and bit holders are impact rated and have a 1/4" hex shank for use with impact drivers and drills. The accessory case is LINK Wall Rail compatible for added user convenience when storing your bits, while the clear lid and thoughtfully designed bit bars allow easy identification and quick bit removal and replacement. Additional storage located on the edge of the case accepts 1" and 2" drive bits for easy access. You can also add complementary bits to your case using compatible bit bars for ultimate case customization tailored to your specific project. The RYOBI 52 PC. Impact Driving Set with Diamond Grit Bits is compatible with all standard drills and impact drivers and includes (12) assorted Diamond Grit impact driving bits, (39) assorted standard impact driving bits and (1) magnetic impact screw guide.