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This 14K yellow gold fluted hollow cup measures 4.5mm and features a pre-drilled pin hole, ready to be drilled to fit your specific pin stem diameter. Designed for professional jewelers working with pin-back findings, this hollow cup provides a clean, finished base with fluted detailing suited for brooches, lapel pins, and similar wearable components.
Features
- Fluted exterior detailing for decorative finish
- Hollow cup construction
- Pre-drilled pin hole — drill to fit your pin stem
- 14K yellow gold
Specifications
| Metal | 14K Yellow Gold |
|---|---|
| Cup Diameter | 4.5mm |
| Construction | Hollow cup |
| Pin Hole | Pre-drilled; drill to fit |
Available Options
| Part # | Metal Type |
|---|---|
| 90-911 | 14K Yellow Gold |
California Prop 65 Warning:Cancer and Reproductive Harm. www.P65warnings.ca.gov.
- Brand
- Otto Frei
- Part #
- 90-911
- Type
- Jewelry Components
- Country of Origin
- United States
- Dimensions
- 0.15 in x 0.15 in x 0.25 in
- Metal
- 14K Yellow Gold
- Cup Diameter
- 4.5mm
- Construction
- Hollow cup
- Pin Hole
- Pre-drilled; drill to fit
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