Сhecking the surface plate with a microcator 0,0001 mm.
19:17
Surfase Plate 0,001mm (repairing)
26:23
Lapping It Up: Setting up for precision hand lapping
25:40
Precise spirit level
23:16
Build: a highly sensitive precision level (0.01 mm/m)
21:11
TOUS les machinistes devraient fabriquer cet outil
19:56
L'ancienne technologie égyptienne du forage du granite
8:44
Measuring flatness, parallelism and perpendicularity on a surface plate.
20:11