Cylinder End Grinder, Automatic Humboldt Mfg. Co.
This automatic cylinder end grinder quickly grinds specimen ends plane and parallel prior to compression tests. This unit can grind three (3) 4" x 8" (100mm x 200mm), (3) 3" x 6" (76mm x 150mm) or two (2) 6" x 12" (150mm x 300mm) test cylinders simultaneously.