Enhance your driving accessories with RYOBI Diamond Grit Coated Technology. The RYOBI 22 PC. 1" Impact Driving Set with Diamond Grit is equipped to handle even the most demanding applications. Diamond Grit hardens bit tips for 20X longer life, 2X stronger grip and less stripped screws. This added grip creates a stronger hold than magnetically charged bit tips. These 1" bits are ideal for use with the included impact rated bit holder. The impact rated bit holder features 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. This case also features a reversible belt clip that allows for on the go bit storage and a clear lid for easy identification. The RYOBI 22 PC. 1" Impact Driving Set with Diamond Grit is compatible with all standard drills and impact drivers and includes (1) impact magnetic bit holder, (1) diamond PH1, (2) diamond PH2, (1) diamond PH3, (1) diamond T25, (1) diamond SQ2, (1) T15, (1) T20, (2) T25, (1) T30, (1) HEX 1/8", (1) HEX 3/16", (1) HEX 1/4", (1) SL6, (1) SL8, (1) SL10, (1) SQ1, (2) SQ2 and (1) SQ3.