2 Center punches will help you more accurately mark and drill holes so they are right the first time. Read more to learn about center punches and how they will improve your projects! Tools of the Trade! – Center PunchesJuly 3, 2018 in FABRICATION KNOWLEDGE / TOOLS OF THE TRADE! tagged Automatic Punch / Center Punch / Copy Hole Location / Drilling Metal / Hammer / Replicate Bracket / Transfer Punch by Paul