Trolley Dolly (Shopping Cart coin replacement) keychain
thingiverse
This multi-functional keychain serves two main objectives: Firstly, it functions as an efficient bottle opener. Secondly, it enables users to effortlessly unlock trolleys or shopping carts that demand the insertion of a coin by simply inserting the circular component, unlocking, and then extracting it immediately. Printing Guidelines Print at 100% fill density for optimal results.
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