Compliment your tool collection with RYOBI Diamond Grit Coated Technology. The 22 PC. 1 in. Impact Drive Set with Diamond Grit Bits offers a variety driving options that can handle pro and DIYer needs. The Diamond Grit Coated Technology provides an additional layer of protection for 20X longer life, improving the bit durability across all Phillips screw driving applications. Diamond Grit produces a 2X stronger grip which allows for a strong pre-driving hold and seating of the fastener into the bit. This added grip creates a similar experience as a magnetically charged bit, but with a more secure hold. The Diamond Grit Coated Technology grabs into the Phillips fastener during driving applications for better fitment to prevent stripping of the Phillips head. These 22 PC. 1 in. Impact Drive Set with Diamond Grit Bits is compatible with standard drills and impact drivers and include (1) Impact Mag. Bit Holder, (1)1 in. Diamond PH1, (3) 1 in. Diamond PH2, (2) 1 in. Diamond PH3, (1) T15, (1) T20, (3) T25, (1) HEX 1/8 in., (1) HEX 3/16 in., (1) HEX 1/4 in. , (2) SL8, (1) SL10, (1) SQ1, (2) SQ2, and (1) SQ3.