17.5mm Stacker
Perfect for 1/10 oz coins produced by major global mints such as RCM, Royal Mint, Perth Mint, and more
Overview
Design
Dimensions
| Feature | Value |
|---|---|
| Inner Diameter | 17.5 mm |
| Base Diameter | 30.0 mm |
| Total Height | 88.5 mm |
| Cap Height | 14.0 mm |
| Tube Height | 74.5 mm |
| Base Recess | -2.0 mm |
| NFC Badge Slot | Ø25 mm × 1 mm (snap-fit) |
- Primary Use: 1/10 oz gold, silver, platinum coins
- Part Numbers:
- Tube:
T-17 - Cap:
C-17
- Tube:
Compatible Coins
| Coin Name | Diameter | Thickness | Mint |
|---|---|---|---|
| 1/10 oz Gold Maple Leaf | 16.00 mm | 1.22 mm | Royal Canadian Mint |
| 1/10 oz Gold Britannia | 16.50 mm | 1.19 mm | Royal Mint (UK) |
| 1/10 oz Gold Kangaroo | 16.10 mm | 1.30 mm | Perth Mint |
| 1/10 oz Silver Maple Leaf | 16.50 mm | 1.35 mm | Royal Canadian Mint |
| 1/10 oz Silver Britannia | 16.50 mm | 1.30 mm | Royal Mint (UK) |
| 1/10 oz Silver Kangaroo | 16.50 mm | 1.25 mm | Perth Mint |
| 1/10 oz Platinum Maple Leaf | 16.00 mm | 1.14 mm | Royal Canadian Mint |
| 1/10 oz Platinum American Eagle | 16.50 mm | 1.19 mm | US Mint |
| 1/10 oz Platinum Britannia | 16.50 mm | 1.19 mm | Royal Mint (UK) |
| 1/10 oz Platinum Philharmonic | 16.00 mm | 1.20 mm | Austrian Mint |
Specifications
- Recommended Coin Diameter: 16–17 mm
- Typical Coin Thickness: ~1.2–1.4 mm
Capacity
- Standard tube (74.5 mm height): ~50–60 coins
- Optimized for high-density storage
- Fits most major mint 1/10 oz products
Magnetic System
- Magnet Type: Ceramic/Ferrite 1” (25 mm) diameter × 4 mm thick
- Locations:
- Lid (South polarity up / hole down, during printing)
- Base (North polarity up / hole up)
- Configuration: Embedded into each part during printing
NFC Integration
- Tag Type: NTAG215 (25 mm round)
- Placement: Inserted into badge slot after printing
- Scan Area: NFC badge face
- Compatibility: Most NFC-enabled smartphones
Technical Notes
- Optimized for high-density storage of fractional coins
- Magnets are embedded into each part during printing (optional)
- Compact design maintains security while maximizing storage efficiency
- Thick walls provide secure protection for valuable coins
Model Files
- 3D models will be available soon on MakerWorld! MakerWorld
Navigation
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Required Components
See the Bill of Materials for full details.
- Tube STL file (
T-17.stl) - Cap STL file (
C-17.stl) - NFC badge (
coinfinity-badge.stl) - 2× Ceramic/Ferrite magnets (25 mm × 4 mm)
- 1× NTAG215 NFC tag