The pressure on the tip can be changed using the slide or by changing the spring. A visual mark on the surface after use of the TQC Hardness Pen indicates a fail of the surface hardness or wear/scratch resistance. Can be used on flat and curved surfaces.

2 versions available, the Standard & Pro

The Standard version is supplied with 3 springs and one tip:

The Pro version includes the above as well as:

The laser-engraved scale is clearly visible on the grey background.


According DIN 55656

Results can be obtained equal to: ISO 1518; AS 3894.4; EN 438-2, SIS 184188, and Corporated Standards Bosch, Volvo, Opel, van Laar.






United Specifications