You can craft a "Bone needle" by using one "Bone meal"
Bone needle is an item required to make a Jar of Blood.
Crafting[]
A Bone needle with string in the Sewing Machine.
You craft a Bone needle using one piece of bone meal in a crafting table.
Uses[]
Punching a mob with a Bone needle (with a bottle in your inventory) gives a Jar of Blood . They are also used in sewing together body parts in a Sewing Machine