Non-magnetic tungsten carbide

https://www.youtube.com/watch?v=o_T5nKT4d0g

If your equipment or parts needs non-magnetic feature. So can't use general tungsten carbide. Because the tungsten carbide has weak magnetism. 

So it will attracted by Neodymium magnet. As show in the video, Neodymium magnet has no attraction to non-magnetic tungsten carbide. 👍