How To Cut Retaining Wall Cap Blocks. Building a retaining wall is important to help keep landscape soil from eroding as a result of the elements. A cap can be removed with a block chisel.
How to build a retaining wall with concrete blocks for a planting bed.
Retaining wall blocks can be cut using a masonry chisel and mallet, but for the topper stones you may want to spring for a diamond blade masonry saw. While retaining walls are made out of many types of building materials, a landscape retaining generally the wall material needs to be dry to ensure good adhesion. Each retaining wall block style will require a specific method of connecting each unit to the course below. With the first wall and corner set, start at the opposite corner and set a cap block into (some will have to be cut to size.