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                          Manufactured from hardened and tempered high alloy steel. 
Conform to DIN 6499.
                        
| Diameter | 41.0mm | 
| Collet Size | 22.0 - 21.0mm | 
| Length | 46.0mm | 
| Type | ER40 | 
| Series | ER | 
| System of Measurement | Metric | 
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