Found this smooth wooden object in an old sewing tin. Shaped like a mushroom but the handle is too short to be a pestle.

by placing the damaged part of the sock over the mushroom’s cap. Stretch the fabric until it’s taut but not overly tight, ensuring that the hole is centered. Thread a darning needle with yarn or thread that matches the fabric.
Begin by sewing a series of vertical stitches over the hole, anchoring the thread in undamaged areas. Then, weave horizontal stitches over and under the vertical ones, creating a woven patch. This method ensures a sturdy repair that mimics the original fabric structure, extending the life of the item being mended.
9. Caring For and Restoring Old Wooden Sewing Tools 
To preserve the integrity of vintage wooden sewing tools like the darning mushroom, regular care is essential. Clean the wood with a soft, damp cloth to remove dust and grime. Avoid soaking the wood, as moisture can cause swelling or cracking.
Periodically, apply a light coat of mineral oil or