How safe is my BP Ball Milling Setup? : r/pyro
WEBMy mill is a cheap corded Black Decker drill that will be turning a couple of plastic vitamin jars I have at hand. Going to mill each ingredient separatedly in their own jars with STEEL balls (3/8" slingshot ammo), than pass them through a 12 mesh screen before measuring out and milling them together with COPPER jacketed leadcore 9mm bullets ...