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

6 mm (at thickest point) Thickness 0

a 6" precision file measures approximately 8½" from tip to end of tang

52 oz per foot Pattern Greek key (top face)

For thicker posts (1

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