Ships Free Durston 1925 Supreme HPL Jewelers Workbench Ring Sizers & Stretchers The inner duplex spring is

The inner duplex spring is the most common part to fail

and hold at casting temperature for 4+ days so you can cast when you’re ready—without constant monitoring

Center Stone Size 8

Three grit grades: Green (Medium)

Ships Free Durston 1925 Supreme HPL Jewelers Workbench Ring Sizers & Stretchers The inner duplex spring isThe Durston 1925 Supreme HPL Jeweler's Workbench is designed for professionals who demand maximum workspace, storage, and long term durability. An extended High Pressure Laminate (HPL) worktop delivers a spacious, resilient surface suited to the rigors of daily jewelry making. Multiple drawers, trays, and integrated accessories keep tools organized and within reach, while solid hardwood construction provides lasting stability in any professional