The high quality model 177B solid steel 5 oz. plumb bob is used to achieve precise accuracy in all layout work, construction and surveying. Solid steel & slim construction provides a low center of gravity & great weight in proportion to their short length & small diameter. It's thin profile enables the point to be seen when looking from above. Hardened & ground removable steel point. Made in USA.
Product Title Weight Overall Size Length of Cord Model # Starret 5 oz Steel Plumb Bob 5 oz 5" Long x 5/8" Diameter 8' Long177B