Anonymous
Mar 30, 2026
Rating: 5/5
Perfect for my CNC spindle
Works exactly as described. The brass is high quality and the fit on the shaft is precise with no wobble.
Description
Reviews
| Brand | - |
| Category | Industrial Small Parts / Connectors and Fasteners |
| Origin | - |
| Material | Solid Brass |
| Coupling Type | Rigid Shaft Coupling |
| Outer Diameter | 12 mm |
| Inner Bore Size | 5 mm |
| Overall Length | 30 mm |
| Set Screw Size | M3 x 5 mm |
| Surface Finish | Polished Gold |
| Weight per Unit | 18 grams |
| Max Rotational Speed | 10,000 RPM |
| Package Quantity | 2 Pieces |
Anonymous
Mar 30, 2026
Rating: 5/5
Perfect for my CNC spindle
Works exactly as described. The brass is high quality and the fit on the shaft is precise with no wobble.
Anonymous
Mar 03, 2026
Rating: 4/5
Nice finish
Slightly heavier than expected but the polished finish looks great and prevents corrosion.
Anonymous
Feb 20, 2026
Rating: 4/5
Good value
Solid build but screws were a bit tight out of the box. Once installed, it holds torque well.
Anonymous
Feb 11, 2026
Rating: 5/5
Great for RC models
Handles high torque well without slipping. Exactly what I needed for my high-performance motor setup.
Anonymous
Feb 05, 2026
Rating: 5/5
Reliable connection
No slip under load. The rigid design ensures accurate power transmission between components.
Q: Do you offer bulk discounts?
A: Please contact our sales team directly for inquiries regarding bulk orders.
Q: Can I use this for a 6mm shaft?
A: No, this model is specifically machined for 5mm inner bore shafts only.
Q: What is the bore tolerance?
A: This coupling features an H7 standard tolerance for a secure fit on 5mm shafts.
Q: Are these sold in pairs?
A: Yes, the package includes 2 pieces as indicated in the specifications.
Q: What alloy is used?
A: High-quality brass alloy is used for durability and corrosion resistance.