Tandy Leather | Rapid Rivets Large 100/pk #1275-15 | Antique Brass PlateTandy Leather Rapid Rivets Large 100 pk #1275 15 Antique Brass Plate Extra Small: Cap 1 4" (6 mm), Post 3 16" (5 mm), Base 1 4" (6 mm) Small: Cap 1 4" (6 mm), Post 1 4" (6 mm), Base 1 4" (6 mm) Medium: Cap 5 16" (8 mm), Post 5 16" (8 mm), Base 5 16" (8 mm) Large: Cap 5 16" (8 mm), Post 1 2" (13 mm), Base 5 16" (8 mm). Use setter #8100 00 and anvil #8056 00 or setter kit #8105 00.