1、Wide Application: This universal magnetic gauge holder has a wide range of applications and can be used for machining, workpiece measurement, equipment calibration and so on. 2、Permanent Magnet: This universal magnetic gauge holder is fitted with a permanent magnet for easy attachment of the lever indicator to the machine tool. 3、Simple Structure: This universal magnetic watch holder has a simple structure, which is easy to use and maintain for metal parts, and can be fine tuned for universal rotary clamps. 4、Flexible Arm: This universal magnetic watch holder is very flexible and can be fixed at any angle for quick and easy use. 5、Moveable: This universal magnetic meter base can be moved without reaction force to avoid damage to the meter and workbench.