Originally Posted By: DONWATERS
I always go with M1 filters. Great all around. Threads are well tapped, never strip or bind. Super strong case never collapses no matter how hard you grab it with pliers. Its really the best overall filter you can buy. When I was a kid I remember struggling with the orange can of death, threads had stripped, can collapsed with pliers, had to hammer a screw driver through it, still didn't come off easily. I will never send money their way.
Thanks for the warning, you’ve opened our eyes to a real danger I think.