ENJOY OUR QUALITY 6-PIECE SAVING PACKAGE - The 3 & 6-inch impact driver socket adapters, made of heat-treated Chrome Vanadium steel and organized in a convenient holder. ACTIVE RUST & CORROSION PROTECTION since they are treated with a rust-proof Black Phosphate coating for enhanced durability under any circumstances. 1/4", 3/8" & 1/2" SQUARE DRIVE - equipped with retention ball to prevent dropping, while the chamfered edges will ensure a secure fit onto the socket. ONE SET OF SOCKET ADAPTERS, UNLIMITED USES – The ¼” Hex Shank will fit all Quick Change systems and standard drill chucks, which is ideal for both professionals and DIYers. GET YOUR SET OF ADAPTERS WITH ZERO RISK – Meet & Exceeds ANSI (The American National Standard Institute) and backed by our Lifetime Limited Warranty for your complete peace of mind.