The top is clamped on temporarely in order to align and bend the side walls into correct position.
Over hot water steam all tension in the side walls are relieved.
Drying for three days...then sides stay in place and top can be glued on .
Using different type of clamps ensures an evenly pressure distribution and reduces the risk of leaving marks on the softer spruce top.
making the right shim is a time consuming work and challenges your patience. Using the neck-gauge tells you how good your work is.
glueing in the neck and wait another 72 hours...