| Product Model | Material | Handling method | Hardness | 
| SF Axis | Bearing steel (SUJ2) | High frequency heat treatment and grinding | HRC 62 ± 2 | 
| SCF rust-free axis | Bearing steel (SUJ2) | High frequency heat treatment, grinding and hard chrome plating | HRC 62 ± 2 | 
| SCFB outer diameter tapping shaft (SUJ2 chrome-plated, no rust) | Bearing steel (SUJ2) | High frequency heat treatment, grinding and hard chrome plating | HRC 62 ± 2 | 
| SCNT hollow shaft (SUJ2 chrome-plated, no rust) | Bearing steel (SUJ2) | High frequency heat treatment, grinding and hard chrome plating | HRC 62 ± 2 | 
| CRS rust-free shaft (S45C chrome-plated) | Medium Carbon Steel (S45C) | Hard chrome plating on the surface | |
| SUSC Stainless Steel Axis | Stainless steel (SUS 304) | Hard chrome plating on the surface |