Description
CAT40 C.N.C. End Mill Holders
- Caterpillar v-flange end mill Holders
- Produced According to AT3 Specifications.
- Made of alloy forged steel for long durable service life.
- Hardened to HRC 52-56 and ground to ensure maximum accuracy
- End mill socket T.I.R.<0.0002".
- Through spindle coolant capability.
- Retention knobs are sold separately.
- Drawbar Thread: CAT-40 5/8″-11 & CAT50 1″-8.
| Item | d | L1 | L | D | D1 | L2 | L3 |
| 6780-7024 | 1/4″ | 2-1/2″ | 5-3/16″ | 13/16″ | 1-3/4″ | 25/32″ | – |
| 6780-7025 | 3/16″ | 2-1/2″ | 5-3/16″ | 3/4″ | 1-3/4″ | 9/16″ | – |
| 6780-7026 | 3/8″ | 2-1/2″ | 5-3/16″ | 1-1/8″ | 1-3/4″ | 25/32″ | – |
| 6780-7027 | 1/2″ | 2-5/8″ | 5-5/16″ | 1-3/4″ | 1-3/4″ | 7/8″ | – |
| 6780-7028 | 5/8″ | 3-3/4″ | 6-7/16″ | 1-3/4″ | 1-3/4″ | 15/16″ | – |
| 6780-7029 | 3/4″ | 3-3/4″ | 6-7/16″ | 1-3/4″ | 1-3/4″ | 1″ | – |
| 6780-7030 | 7/8″ | 4″ | 6-11/16″ | 2-3/64″ | 1-3/4″ | 1-1/16″ | 7/8″ |
| 6780-7031 | 1″ | 4″ | 6-11/16″ | 2-31/64″ | 1-3/4″ | 1-1/8″ | 1″ |
| 6780-7032 | 1-1/4″ | 4-1/8″ | 6-13/16″ | 2-1/2″ | 1-3/4″ | 1-1/8″ | 1″ |
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