9 Deep Sockets Inch & Metric Sizes 12-Point, 3/8″ Drive Steel Construction Easier to Reach Get at hard-to-reach bolts when working on your vehicle’s exhaust system, doing engine repairs or any other time you’re working with recessed bolts with the Craftsman 18-piece inch and metric deep socket set. Compatible with a 3/8″ drive, this 12-point socket set is nice addition to any mechanic’s tool box and comes in handy during specialized projects.Great for auto work that requires you to tighten or loosen recessed bolts12-point deep sockets come in inch and metric sizesCompatible with 3/8″ drivesDurable steel construction for long-lasting use