High-speed steels
| POLDI | Wr. n. | DIN / EN / other | ČSN | charakteristic | more... | |
| MAX SP 75D | 1.3243 | HS6-5-2-5 | M35 | 19 852 | High-speed steel with Co content for extreme strain | more... |
| MAX SP Mo5 | 1.3339 | HS6-5-2 | M2 | 19 830 | High-speed steel with higher resistance againt wearing. | more... |
| MAX SP Mo5 | 1.3343 | HS6-5-2C | High-speed steel with higher toughness | more... | ||
