Made of granite, free from deterioration or dimensional change over time,
minimal changes in dimension due to temperature changes. Meet GGG-P-463C.
Optional accessory: stand for granite surface plate (part no. 6902),
jack for granite surface plate (part no. 6903).

Insize 3287-4, GROOVE MICROMETER, 3-4", 6928640327582
Dynabrade 11078 Contact Wheel Ass'y, 5/8" Dia. x 3/8" W x 3/8" I.D., Crown Face, 70 Duro Rubber 