00Read later0Read MoreSolid Popellant Grain Casting Tools, MoldsReddit r/rocketry·u/jlfreese·6 months ago#FccLEbod#tools#casting#work#solid#popellant+3 more🧰Tag tools✨Add tagWhat are you using for casting tools to make propellant grains? Home made tools? Purchased tools? Where to purchase tools? Do 3D printed tools work? What works well? What does not work well?15s