It is used to hold the laser detector in place while attached to the special rail slide of GR1000 and GR1450 Direct Reading Grade Rods
and the user can already measure the invert level from the grade rod
locations for pipelines
There is one change in the 2017 NEC Code that impacts the functionality of your ElectriCalc Pro Model 5070
This contractor's tripod by Johnson features quick clamp locking system that allows its extendable legs to provide elevation up to five feet
2,000' Range Manual Self-Leveling Rotary Laser Construction Tools It is used to holdThe Johnson 99 027K Self Leveling Rotary Laser has an exterior range of 2,000 feet working diameter over 72 acres. It is the ideal rotary for flatwork, large excavations and long fence lines, aligning posts, and leveling piers. It can also be used indoors for laying out walls, wainscoting, drop ceilings, and more. With only just one person operating this laser, it includes everything to grade or level your job site. It is self leveling which makes it