![](https://nashville.mi.edu/wp-content/uploads/1207cff5-5ed0-4081-a66e-f113db6bfe6a.jpg)
“Often, during a repair job, a clamping caul is needed. In this picture, a spruce block has been cut to match an odd-shaped bridge so that the clamping pressure is evenly distributed. This 1964 Epiphone Excellente requires several clamping procedures that need a custom-cut caul.”
– Marty Lanham, Guitar Tech