MKM Wood Rib W7A
This rib is great for working the inside of forms
that are to be expanded. Use it to push the wall of a jar or bottle
out from the inside. This rib is more effective than using a soft rib
or one's fingers.
This rib is also available in the larger W7b, (see below).
dimension: 2.875" X 1.875" | 7.06cm X 4.76cm