Two methods to ensure square clamp-ups

Clamping a large carcase, especially when working alone can be tricky. Here are a few tips for a square assembly.

Clamp (tool) - Wikipedia

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Two methods to ensure square clamp-ups

Clamps for Woodworking: 7 Tips for Stress-Free Glue Ups

Tube connectors, Flexibly connecting tubes without welding

Clamp down on glue-up mistakes

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Shop-Tested Clamping Tips