Pitchless Core Pins
JH015
| Material | Inner Hardness | Surface Hardness | Heat Treatment |
| SKD61 | HRC43°±2° | HV1000°±100° | Nitrided |
| HRC52°±2° | HRC52°±2° | Vacuumed | |
| SKH51 | HRC60°±2° | HRC60°±2° | Vacuumed |
| Material | Catalog No. | ||
| Type | Step | Top shape | |
| SKD61 | JH015-1 | B C D E |
S C G T R B |
| SKH51 | JH015-2 | ||

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