Sheet Metal and Non-Metallic Structures What is generally the best procedure to use when removing a solid shank rivet? a. Drill through the manufactured head and shank with a shank size drill and remove the rivet with a punch. b. Drill to the base of the manufactured rivet head with a drill one size smaller than the rivet shank and remove the rivet with a punch. c. Drill through the manufactured head and shank with a drill one size smaller than the rivet and remove the rivet with a punch.