Wrought and carved iron seal, the circular wax case, with openwork decoration of foliage and flowers in medallions, is surmounted by an hourglass in the form of a bulb and finished by a triple rotary ...

Hercules Sealing Products now carries its own line of tie-rod and welded cylinders designed for a variety of equipment. Feature iron piston, iron gland with drilled oil passages, honed steel tube, ...