GRS 004-589 Inside Ring Holder With Collets Durston Standard 1/4" Fitting – Fits

Standard 1/4" Fitting – Fits many common jewelry and watch steamer configurations

Valtitan files resist metal accumulation in the teeth

higher number = finer cut

For thicker posts (1

the second number is the distance between lines:

GRS 004-589 Inside Ring Holder With Collets Durston Standard 1/4" Fitting – FitsThe GRS 004 589 Inside Ring Holder with Collets is an optional attachment designed for use with the GRS BenchMate system, engineered to solve one of the most frustrating challenges in the shop: securely holding wide rings for engraving or stone setting work. Standard ring clamps simply cannot accommodate many wide band rings, but this holder grips rings from the inside using expanding nylon collets no pitch, no shellac, no mess. The ring is fully