A simple, reusable storage jar with a screw-on threaded lid (M40×3). Use it for small parts like screws, nuts, bolts, washers, coins, beads, meds/vitamins, or anything you want to keep contained. Print the jar and cap, twist to close, and scale the height if you need more capacity. For best fit, clean up any stringing on the threads before first assembly.

Safety/Disclaimer: 

• Provided “as is.” Not certified. No warranties. Use at your own risk.
• Verify fit/clearance before use. Do not use if it interferes with normal operation, safety features, or emergency shutoff.
• Inspect regularly; stop using if loose, cracked, warped, or damaged.
• 3D-printed plastics can deform with heat, UV, chemicals, or load—avoid high heat and harsh cleaners unless you know the material is suitable.
• If this model holds/uses a sharp edge or blade: handle with care, keep out of reach of children, and use only as intended.
• Keep out of reach of small children; small parts can be a choking hazard. Adult supervision recommended where applicable.
• Not affiliated with or endorsed by any brand mentioned; all trademarks belong to their respective owners.