Learning metalworking, metalcraft.
Metal trade education. Hobbysmith.
THE BLACKSMITH SHOP: General Forging Problems. page 330, Grub hoe eye drift pin, Five pounds is considered about the right weight for a hoe of this kind. Eye for this is the same as for making the eyes of picks, hatchets, and tools of similar design. Turnbuckles, made of either stell or iron, are used for truss rods.
Working in Metals by Charles C. Sleffel