https://trc-images.nl/collection_images/hires/2018/2018.1962.JPG#\\TRC-SERVER\TRCSharedWork\TRC Database\collection%20photographs\2018.1900\2018.1962.JPG#
There is a stamped text that reads: CROSS FOX BRAND.
Metal crochet hook with double flattened finger grips in the middle.