A
Anonymous
Mar 20, 2026
Rating: 5/5
Perfect for CNC
Using this in my CNC router build. The tolerance is tight and precise.
Description
Ultra-precision manufacturing, direct from factory, quality guaranteed
Reviews
Attributes
| Brand | - |
| Category | Industrial Small Parts / Bearings & Bushings |
| Origin | - |
| Material | High-Carbon Steel |
| Inner Diameter | 12mm |
| Outer Diameter | 14mm / 16mm / 18mm |
| Hardness | HRC 58-62 |
| Surface Finish | Ground & Polished |
| Standard Length | 100mm |
| Dimensional Tolerance | ±0.01mm |
| Heat Treatment | Quenched & Tempered |
| Application | Linear Motion Systems |
| Package Weight | 0.2 kg |
5 reviews
A
Anonymous
Mar 08, 2026
Rating: 5/5
High quality steel
Very hard and durable. Used it for a repair job and it holds up well under stress.
A
Anonymous
Feb 28, 2026
Rating: 5/5
Fast shipping
Product arrived well packaged and on time. No rust or damage.
A
Anonymous
Feb 11, 2026
Rating: 4/5
Good but heavy
Quality is great, but it is heavier than expected. Make sure your mount can handle it.
A
Anonymous
Jan 26, 2026
Rating: 5/5
Exactly what I needed
The dimensions are spot on. Fits my 12mm shaft perfectly with no play.
5 FAQ
Q: Does this come pre-lubricated?
A: It comes with a protective oil coating. We recommend applying your own lubricant before installation.
Q: Is this compatible with aluminum shafts?
A: It is designed for steel shafts. Using with aluminum may cause wear on the shaft due to hardness difference.
Q: Is the 18mm OD available in stock?
A: Yes, all OD variations listed are currently in stock and ready to ship.
Q: Can I cut this to a shorter length?
A: Yes, but please use a proper metal cutting saw to avoid damaging the heat treatment.
Q: What is the return policy if it doesn't fit?
A: We accept returns within 30 days if the item is unused and in original packaging.
![[M2-M20] Stainless Steel Spring Washer](https://www.gosteppe.com/cache/medium/product/16306/legacy-main-ef3d2dba3bde669d48e6cca2.webp)
