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Description
The GRS 004-489 Brass Channel Practice Ring is a precision-made training blank designed for jewelers and stone setters to develop and refine channel-setting skills. Made from solid brass, this ring features evenly spaced pre-drilled holes sized for 3 mm stones, enabling consistent, repeatable practice without consuming precious metals or materials.
Features
- Solid brass construction — durable and well-suited for practice and demonstration use
- Pre-drilled holes sized for 3 mm stones for consistent channel-setting training
- Delivers a realistic channel-setting experience without the cost of gold or platinum
- Sold individually — one ring per piece
Specifications
| Part Number | 004-489 |
|---|---|
| Material | Brass |
| Outside Diameter | 24.8 mm (0.890") |
| Width | 7 mm (0.280") |
| Stone Hole Size | 3 mm |
| Sold By | Piece |
Notes
- Practice ring blank only — stones are not included
- This product is subject to California Proposition 65 warnings
Specifications
- Brand
- Glendo GRS
- Part #
- 126.551
- Type
- Engraving Practice Blanks
- Dimensions
- 1.5 in x 1.5 in x 0.5 in
- Material
- Brass
- Outside Diameter
- 24.8 mm (0.890")
- Width
- 7 mm (0.280")
- Stone Hole Size
- 3 mm
- Sold By
- Piece
California Prop 65 Warning:This product can expose you to chemicals including lead, which is known to the State of California to cause cancer, birth defects or other reproductive harm. www.P65warnings.ca.gov.
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