🪰⬇️

#plumb bob #true vertical #straight down #vertical alignment #gravity direction #construction tool #level check

📏⬇️

#plumb line #plumb bob #straight down #true vertical #surveying

🧵🪽⬇️

#plumb line #plumb bob #vertical alignment #construction level #true vertical #gravity line

🧵⬇️🎯

#plumb line #true vertical #construction level #accurate drop #vertical alignment