The only time i would use or recommend cold "blue" is never.
You do not need to hot/caustic blue it either. If you have the time a "slow rust" or "accelerated rust" bluing process will turn up the...
Type: Posts; User: 11mms
The only time i would use or recommend cold "blue" is never.
You do not need to hot/caustic blue it either. If you have the time a "slow rust" or "accelerated rust" bluing process will turn up the...