"Not a contractor, but I did a complete gut & remodel of my house. Framing in tight existing conditions and nailing joist hangers or Simpson earthquake shear clips was impossible with a hammer. If I could reach it the swing distance was minimal and ineffectual. The solution was a palm nailer"
"here is the opposite, interior glide projection. From Glide Projection, Lateral Architectural Drawing by Kevin Forseth, 1984. Ancient history since now most architectural drawing is at the mercy of the software."