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Christopher Tidy
 
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Default What is HQS steel?

Hi all,

I've bought the odd die from www.tapdie.com recently. These are BSPP
dies which I've used on brass tubing. They seem okay for brass. Now I'm
thinking about buying a BSW set, which will get used on steel. Their
dies are listed as being "HQS" rather than HSS. This makes me a bit
suspicious, but they might be fine. The company seems to have a
reputation and claims HQS is a better alternative to HSS. Is HQS a
recognised type of steel or is it junk? The dies I bought were marked
"Totem" if this is any clue.

Suggestions would be appreciated.

Chris