51:35

Fantastic Super Precision Level Repair

6:18

Repairing Mitutoyo Height Gage Distance Counter

5:27

part of the 3rail to 2rail conversion process

23:13

TIPS #376 pt 1 How to Make a Height Gauge tubalcain

1:06:02

Toolmaker Squares Restoration

42:04

Confessions of a surface plate abuser

30:18

Equalization Valve 6

35:56

Leitz Optical Dividing Head Teardown P1