granit plaque de surface 1600 x 1000 avec support et couvercle prix,
Granite Surface Plates|Surface Plate|Metrology|Manufacturer - GMT
GMT metrology is a manufacturer of granite surface plates of various grade made . 1600 x 1000, 5, 8.0, 16, 33, 66, 1100 . So, the flatness of the plate is critical. . Granite Surface Plates are capable of supporting a total normal load of 25 kgs.