Spindles | Series 57 Tool Post Grinders
Dumore offers a full line of interchangeable spindles and spindle inserts for Series 57 Tool Post Grinders to meet a wide range of tool room and production grinding applications.
![Tool Post Grinder Insert Spindle | Dumore Series 57 Tool Post Grinders Tool Post Grinder Insert Spindle | Dumore Series 57 Tool Post Grinders](includes/work/image_cache/jpg/f5fabda45a8add73c8ff4bb9ad36ec62.thumb.jpg)
External or internal grinding, depending on which Spindle Insert is used. Spindle Inserts required - sold separately. 42,500 rpm maximum speed.
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![Tool Post Grinder Spindle Inserts | Dumore Series 57 Tool Post Grinders Tool Post Grinder Spindle Inserts | Dumore Series 57 Tool Post Grinders](includes/work/image_cache/jpg/bec29a1d0baeec4b2a519e7f4f6dfa77.thumb.jpg)
For use with Insert Spindle (sold separately). Select options for external or internal grinding versatility.
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![Tool Post Grinder 9” Internal Spindle | Dumore Series 57 Tool Post Grinders Tool Post Grinder 9” Internal Spindle | Dumore Series 57 Tool Post Grinders](includes/work/image_cache/jpg/59abdebb92ecc5509aeaa9104f798db0.thumb.jpg)
Internal grinding to 9" depth (12" for holes larger than the 1 3/4" spindle diameter). 1 5/8" diameter, with 3/8" bore diameter grinding wheels up to 2 1/2" wheel diameter, 3/8" wheel thickness. 15,000 rpm maximum speed.
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![Tool Post Grinder 15” Internal Spindle | Dumore Series 57 Tool Post Grinders Tool Post Grinder 15” Internal Spindle | Dumore Series 57 Tool Post Grinders](includes/work/image_cache/jpg/be3ce23b8afae9c7e70be69ba7cf4dec.thumb.jpg)
Internal grinding to 15" depth (18" for holes larger than the 1 3/4" spindle diameter). 1 5/8" diameter, with 3/8" bore diameter grinding wheels up to 2 1/2" wheel diameter, 3/8" wheel thickness. 15,000 rpm maximum speed.
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![Tool Post Grinder External Spindle | Dumore Series 57 Tool Post Grinders Tool Post Grinder External Spindle | Dumore Series 57 Tool Post Grinders](includes/work/image_cache/jpg/b1378efcdc47a9564fd89c57b62b4e63.thumb.jpg)
External grinding with 1/2" bore diameter grinding wheels, up to 6" wheel diameter, 1" wheel thickness. 15,000 rpm maximum speed.
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External grinding with 1 1/4" bore diameter diamond grinding wheels. 15,000 rpm maximum speed.
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