Product Details
Plumb Bobs (10 Pack)
These finished steel plumb bobs are precision machined to a fine point.
Description
These finished steel plumb bobs are precision-machined to a fine point. Just slide a string through the hole in the top and tie a knot. The plumb bob hangs precisely centered.
https://www.pasco.com/products/lab-supplies/measurement/se-8728#specs-panel