Tube Laser TreeThe Tube Laser Tree is designed to fit a range of tube sizes, including 4", 3", 2. 5", 2", 1. 5", and 1". Compatible with lasers featuring a 5 8" thread, it helps accurately measure heights and center lines of tubes for precision welding and fabrication. Fits tube sizes 1" to 4" and compatible with lasers that have a 5 8" thread Allows for accurate measurements of height and center lines when the laser is positioned upward Removable shaft enables use