I made a bench from reclaimed barn beams that we bought at a salvage store. I used several techniques to ensure that the bench would sit level, secure and not wobble.

Architectural Salvage Bank in Tarpon Springs, FL
  / salvage_bank  

My maker podcast: https://anchor.fm/propertools

Tools in my shop:
Pocket Hole Jig: https://amzn.to/2O1fhnu
Pocket Hole Jig Clamp: https://amzn.to/3caxqae
Sharpening System: https://amzn.to/3bhInYn
Chisels: https://amzn.to/2MStL8q
#4 Plane: https://amzn.to/3qqbg97
Straight Edge: https://amzn.to/30cfmH5
Planer: https://amzn.to/2OvjYFG
Belt/Disc Sander: https://amzn.to/3qofVsa​
Oscillating Sander: https://amzn.to/3nwiGaY
10 inch Bandsaw: https://amzn.to/38dStrh
Drill Press: https://amzn.to/3bop67S
Pocket Square: https://amzn.to/3rn0npK
Dust Cyclone: https://amzn.to/3ceedEQ
Extra long 3/8 inch drill bit: https://amzn.to/3kKLlYu
My favorite screw driver: https://amzn.to/3uUqIha
Your new favorite pencil: https://amzn.to/3t2B5xG

Video gear:
Camera: https://amzn.to/30uHkOI
Camera (newer version): https://amzn.to/3qxDZsz
On Camera Mic: https://amzn.to/3eHBoJt
Wide Lens: https://amzn.to/3bwu1n5
Wider Lens: https://amzn.to/3bya3IC
Mini Tripod: https://amzn.to/3vd2j6u
Dual Battery Charger: https://amzn.to/2O9G29n
Shop Lighting: https://amzn.to/3l0rQLH
Voice Over Mic: https://amzn.to/3rxMBkv
Video Editing Software: https://amzn.to/3t62te6