Until 2020 the Holdridge Manufacturing Co. manufactured metal lathe accessories, including radius-cutter kits (available with optional power drive), collet closers and bar feeders.
Holdridge Mfg. Co. was founded in 1956 by Warren Holdridge to manufacture the radii cutter that he had developed and patented to create convex or concave spherical forms. The company remained in the Holdridge family throughout its existence.
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