Leather Capped Rivet Setter Die ***Requires hand tool post & base or BG hand press***BG Rivet Setter Die for Double Cap Rivets with Leather Wrap Used to set Leather Capped Rivets Requires hand tool post & base or BG hand press sold separately: BG Hand Press BG Hand Tool Post & Base Die Size Specifications (Attachment Type). Image chart also above: BG Standard (Fits BG tools and machines) Diameter of upper die (threaded): 7. 9mm (1. 411mm thread pitch) Diameter of bottom die (not threaded): 18. 9mm Suggested Hole Punch: We suggest a 1