I've used it for about 4 years now. Coated the bullets with a vibratory. Put 1/8th tspn into a pill btl, vib 1 hr, dump them back into their box & store. "I used to dump them onto a towel, roll & shake, I don't do that anymore". 1/8 tspn will do 100 small caliber "204", 1/4 tspn for large...