Description
| Product Name | Collet Clamping Nuts |
| Material | 40CR Steel |
| Model | ER20 A |
| Hole Diameter | 1″ |
| Overall Size(Approx.) | 35mm x 20mm |
| Color | Black |
| Package | 4 Pack |

Specification
Model: ER20 A, Material: 40CR steel and black oxide finish. Precision ground and hardened.

Feature
After precision grinding and hardening, the hex nut can be a great replacement for the broken part and can fit most tool holders.

Application
The hex nut can work with ER type tool handle, boring cutter, tool bar, extension bar nut holding drill bit and other tools.





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