
Installing a ground socket for a telescoping flagpole is much easier with a level than fiddling with a regular level. Seeing the bubble in the center of the circle was easier to read than a regular bubble level.

π Kapro 905-41-24 24-Inch Level Tool - Premium Bubble Level with Shockproof End Caps, Superior Accuracy & Visibility, Optivision Red and Plumb Site Dual View Vial, Condor Spirit Level
10 Review

Johnson Level & Tool 40-0912 Self-Leveling Cross-Line Laser Level, Red, 6 x 7 Inches
10 Review

Kapro 905 Condor - Professional Magnetic Box Level + High Contrast OPTIVISION Red Vial - 24
23 Review

Laser level HiLDA 4D/16 set 4
44 Review