Sonic Tools 21513 Flank Socket 1 4 Drive Metric

The Sonic Tools 21513 flank socket is a 1/4-inch drive, 6-point socket sized for metric 13 mm fasteners, built to provide secure engagement with hex heads when space is at a premium. Its 13 mm nominal size matches common metric bolts and nuts, enabling straightforward turning of hex fasteners in a range of mechanical tasks where a compact tool is preferred. The 6-point configuration distributes contact across all six sides of the hex head, supporting a firm grip and reducing slippage during turning in confined areas. As part of Sonic Tools’ metric flank socket lineup, this 13 mm, 6-point socket serves as a dedicated option for anyone working with metric hardware and needing dependable engagement for 13 mm hex engagements. The 21513 designation helps identify this tool within Sonic Tools’ catalog and ensures it can be selected accurately when assembling a 1/4-inch drive socket set.