Ball antique 1921 fruit jar wrench for Mason canning jars, patented under number 1389515. This metal wrench is designed specifically for opening and closing Ball Mason jars used in home canning.

• Made of metal with a screw-threaded end and circular opening for jar lids.
• Measures approximately 3 1/2 inches in length for easy handling.
• Stamped with Ball brand and patent number 1389515 on the handle.
• Ideal for collectors of vintage kitchen tools or antique canning equipment.
• Includes the single wrench only; no additional parts or jars included.

Condition is good with visible surface wear and some rust consistent with age. Please review photos carefully for details.