Talk about a “Fuckin’ Rabbit Hole”, this is one big subject!
Haha! Not really, just spend 19 weeks researching the net on scales and it will be “Clear as Mud”. You’re gonna need a scale & some check weights. Don’t get cheap shit like me. Buy a really good set of “Check Weights” and a nice scale. Make damn sure it will read to 1/10th of a grain “MINIMUM”.
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