The Vintage Shinwa Woodworking lockable Inside Spring Caliper is a 6-inch tool that is ideal for precision measurements in woodworking and engineering projects. This collectible item from the 1930s provides accurate caliper readings for intricate drafting tasks, making it a valuable addition to any workshop or collection of engineering tools. With its sturdy construction and reliable measurements, this caliper is a must-have for serious woodworkers and draftsmen.
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