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The Proto J5566 is a 3/4-inch drive, 12-point socket designed for heavy-duty professional and industrial applications. The 12-point design provides maximum contact points for reduced fastener rounding and easier positioning in tight spaces.
Built to Proto's professional-grade standards, this 2-1/16-inch socket is ideal for MRO, manufacturing, and demanding workshop environments where reliability and precision fit are critical.
2 days
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