Armstrong 39-717 Standard Length Socket Bit, Metric, 12 mm Bit, 1/2 in Hex Drive, 65.9 mm

Armstrong Socket Bit, Standard Length, Measurement System Metric, 1/2 in Drive, Hex Drive, 12 mm Bit, Hex Bit, 65.9 mm Bit Length, 93 mm Overall Length, 26.6 mm Drive End Width, Alloy Steel, Full Polished Chrome Holder/Black Oxide Bit