TEKTON Star Bit Socket and E Socket Set for 1/4-Inch, 3/8-Inch and 1/2-Inch Drive Ratchets, 35-Sockets | 1354 Unique collection of star, tamper-resistant star, and rare external star drive tools (T, TR, E) in a full range of sizes High-strength chrome vanadium steel sockets with corrosion-resistant chrome plated finish Premium quality hardened S2 steel hex stock bits Notched drive end locks onto drive tang to prevent sticking on fastener or being dropped Use with 1/4 in. drive, 3/8 in. drive, and 1/2 in. drive ratchets