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The Channellock 397717 is a 1/2 inch drive 21 mm 12-point shallow metric socket. This tool is designed to provide a reliable fit and effective performance for various automotive and industrial applications. It is suitable for use with fasteners that require a 21 mm socket. The shallow design allows for better accessibility in tight spaces.
Engineered for efficiency, this socket is ideal for professional mechanics and DIY enthusiasts.
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