Made in USA KHC-187B-250-N Panel Rivets; Type: Panel Rivet; Shank Type: Keyhole; Minimum Hole Diameter: 0.1875 in; Maximum Hole Diameter: 0.1875 in; Minimum Hole Diameter (Decimal Inch): 0.1875; Minimum Hole Diameter (Inch): 3/16; Maximum Hole Diamet