KDT-80331 0.37 in. Drive- 6 Point- Standard Metric Socket- 21 mm.

Feature Surface drive technology reduces fastener rounding Chamfered opening to guide fastener into socket Large hard-stamped size identification Double line (sae) and knurled (metric) ring to easily identify standard vs. Metric sockets Full polish chrome finish cleans easily and resists corrosion Meets or exceeds asme b107.1 Sae/metric/torx - Metric Fastener size - 21 mm. Asme specification - B107.5m Drive type - 6 point Drive tang size - 3/8 in. Length format - Standard Dim. A - Drive end - 1.05 in. Dim. C - Overall length - 1.10 in. Dim. F - Length to shoulder - 0.45 in. Dim. D - Bolt clearance - 0.35 in. Dim. E - Wrench depth - 0.59 in. Dim. B - Wrench end - 1.09 in. - SKU: MED10427

Chamfered opening quickly guides fasteners into socket