DIY 40mm 3D-Printed Firecracker Shell

Create your own firecracker shell with this simple 3D-print design!Can support a fuse up to 3mm.Content:1x shell, 1x lid Instructions:Fill it with gunpowder or match heads.Glue on the lid.Insert a fuse trough the small hole on top.Light the fuse outdoors and watch from a safe distance.Important: The project requires adult supervision. Always wear safety glasses and gloves, and only use this firecracker outdoors. Boost MeYour support would mean the world to me! It truly motivates me to keep pushing forward. Thank you for considering boosting me!