Vintage Thor Valve Seat Grinding Kit – Working Condition Vintage Thor professional valve-seat grinding equipment. Includes: Working Thor electric valve-seat grinder Original Thor metal storage case 8 grinding wheels Multiple valve-seat pilots Red adjustable stone dressing fixture Assorted holders and accessories This is a vintage engine-machining tool set suitable for automotive restoration and machine shop use. The grinder is working. Please review all photos for the exact accessories and condition.