Insert the nail and make a mark with a sharpie about a 1 8in above the metal.
How to make a shield out of sheet metal.
Drill or punch a hole in both the material and metal that the nail can fit easily through.
Draw a circle of the outer size of the shield.
Trace cut sand and pound away.
To make the first cut a b line make a slot at a with a cold chisel to insert metal shears.
Plan it out in correl draw.
Cut off the rest of the nail with a hacksaw and reinsert the nail.
Make sure that the head is next to the material and you will be hammering onto the metal.
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How to make a buckler out of sheet metal.
You can either attach the cone to the post using angled wooden blocks see step 6 or metal tabs from the center hole that bend over and are nailed to the pole.