c. 1920s; Luther Grinder Manufacturing Co. - Milwaukee, WI, United States

Cast iron bench-mounted grinding wheel featuring a hand-crank drive and clamp-on base for securing to a work surface. The unit is fitted with a single abrasive stone wheel mounted on a horizontal spindle, driven by a curved crank arm with turned wooden handle. The body retains its original cast housing with an applied maker's badge reading "The Luther Line - Tool Grinders - No. 15," indicating its place within the company's range of small shop equipment. The form is compact and efficient, with a simple gear-driven mechanism enclosed within the housing, designed for sharpening tools in home workshops or light industrial settings. The clamp base allows for quick attachment and removal, reinforcing its portability and practical use in varied workspaces.

Shows moderate wear including surface oxidation, paint loss, and age to the wooden handle. Grinding wheel shows expected wear from use. Mechanism operates smoothly.

10" W x 6" D x 9" H

MM - 19965 - 040126

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