Drive Black Chrome Laser Etched SAE and Metric Mechanics Tool Set (99-Piece). Includes 73 Sockets, 2 Ratchets, 2 Extension, 10 Wrenches, & Bits. Laser-etched markings for size readability and wear resistance. This comprehensive 99-piece socket set from Stanley contains a mix of SAE and metric sizes to complete a variety of fastening tasks. The components are constructed with high-strength chrome vanadium to tackle high-torque applications and are treated with a black chrome finish to inhibit corrosion. Sizable laser-etched markings are carved into the side of each socket for easy readability and wear resistance. Each device has a custom-fit storage slot in the included hard-sided carrying case, making portability and accessibility a cinch. Hand Tool Type: Tool Set. Features: No Additional Features. Tools Product Type: Hand Tool. Number of Pieces: 99. Measurement Standard: Metric, SAE. Drive Size: 1/4 in.