The Articular Arm® for Jewelers and Artisans (A³) Thermo-Loc Graduated USA standard ring sizes

Graduated USA standard ring sizes 1–15

with Micro-Bevel

Converts European-manufactured handpieces for USA key tip flex shaft compatibility

Each tool features a standard spherical shape that leaves a perfectly round

The Articular Arm® for Jewelers and Artisans (A³) Thermo-Loc Graduated USA standard ring sizesThe Articular Arm for Artisans (A) transforms any compatible engraving block into a fully adjustable working platform for precise stone setting and engraving. Designed to integrate with the GRS dovetail system, it provides smooth, controlled movement and adaptable working heightsso your block moves exactly where your hands need it. The result is fluid positioning that feels balanced and deliberate at the bench. Features Integrates with the GRS