8 OZ PLUMB BOB

Johnson's 8 oz steel plumb bob is ideal for finding a plumb or true vertical line over a long distance. These hexagonal steel plumb bobs are plated for long life. It features a removable cap for quick, easy and accurate centered string installation. To attach the string, simply unscrew the cap, thread the string through top hole and tie a knot. To use, hold near top of string or attach to a ...