PEPE MARK-II Ring Bending Tool Set, Newly Redesigned and Made in the USA (301.00A),Silver Heavy Duty Ring Bending Tool, HDPE Precision Machined Organizing Base. Dies and post machined from solid steel, then hardened 40-44 HRC Round: 12mm, 14mm, 16mm, 20mm, and 22mm Post : 60deg and 90deg 24mm shank for increased durability, Jeweler's Supermarket Includes 18MM Post & Dies in addition to a matching 18MM Delrin die