i do 55 gallon drums of 5w30 semi,5w20 semi,5w30 full(dexos cert) and vintage dm3 and dextron 6 synthetic as well as a 55 gallon drum of brake clean (sure shot sprayers) and 2 for coolant all drums are on 4-5 caster dollies and the commonly used ones have pneu... Login to read more.