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