- Starrett's best 5 oz. steel plumb bob is used to achieve precise accuracy in all layout work, construction and surveying
- Each bob is furnished with a strong, braided 8' nylon line that can be conveniently wound around a recess at the top of the bob
- Hexagonal shaped head prevents rolling
- Hardened and ground removable point for greater accuracy, longer life
- Sure grip knurling on polished steel body for easy handling
- Easily replaced if worn or broken
