0039/029383 Key Features Include:
The 1.5mm gauge is used on Clamp locks, there is a small bolt that rises up and down as the points transverse. Once the points finish moving the bolts head sits just below the micro switch on the points which are used to detect the points. The 1.5mm gauge is inserted between the bolt (tappet) and Micro switch should NOT break the contact by pushing in the micro switch