Pipe-Mic II Grade Rod TS24647 the Johnson 40-6690 offers an

the Johnson 40-6690 offers an accuracy of ±1/16 inch at 100 feet and a grade range of -20 to 40 percent

Indications include: AC wiring

Configuration Options

and leveling deck doors

Made to help electricians save time from complex calculations

Pipe-Mic II Grade Rod TS24647 the Johnson 40-6690 offers anThe ChrisNik Pipe Mic II Grade Rod is specifically designed for use with ChrisNik Pipe Mic II to assist construction and surveying professionals in measuring pipe inverts and pipe diameters with ease and accuracy. It extends up to 25 feet and collapses down to 5 feet allowing convenient storage and transport. This rectangular grade rod by ChrisNik is composed of six adjustable sections for smooth and precise height adjustment. It comes with button