Summit Machine Tool
Big Swing Geared Head and Variable Speed Metal Lathes
European built
6.1″ Spindle Bore, Swings: 35″, 42″ & 52″, Center Distances: 60″, 120″, 160″, 200″ & 240″
Description
Summit® Big Swing Geared Head and Variable Speed Lathes (35″, 42″ and 52″) have set a new standard among machining tools in this size range with their large workpiece capacity and depth and combination of “standard” features. These lathes are available in stepped speed and variable speed models and in center distances from 60″ to 240″. Summit Big Swing Precision Lathes have 35″ to 52″ swing over the bed and 19.3″ to 37″ swing over the cross slide.
View our full catalog of metal lathes.
Standard Features
- Clutched headstock for more precise control & long-lasting reliability
- Dynamically balanced anti-friction mounted shafts for smooth, accurate and reliable cutting
- Forged, chrome alloy spindle with big 6″ thru hole for maximum workpiece flexibility
- Cast iron construction provides a solid foundation for vibration absorption and rigidity
- Induction hardened & precision ground bedways for long-lasting accuracy
- 27.5″ wide fully ribbed closed grain cast bed accommodates large workpieces
- Quick change gearbox will cut American (inch), Metric and Module threads
- Rapid traverse on carriage (4-way joystick)
- 2-speed tailstock for faster setups
Included Accessories
- Thread dial
- Steady rest
- Follow rest
- Coolant system
- Taper attachment
- Work light
- Full-length splash guard
| Specifications: | 35″, 42″ & 52″ Swing Series | Variable Speed Swing Series | ||||||
| Capacities | ||||||||
|---|---|---|---|---|---|---|---|---|
| Swing over bed | 35″ | 42.9″ | 50.9″ | 35″ | 42.9″ | 50.9″ | ||
| Swing over cross slide | 19.6″ | 27.5″ | 37.4″ | 19.6″ | 27.5″ | 37.4″ | ||
| Headstock | ||||||||
| Hole thru spindle – available sizes | 6.1″ | |||||||
| Spindle speeds (number) | 24 | Infinitely Variable | ||||||
| Spindle speeds (range) | 6.3 – 1250 RPM | 2.6 – 700 RPM | ||||||
| Spindle nose | A2-15 | |||||||
| Threads | ||||||||
| Threads per inch – number/range | (80) 1/16 – 60 | |||||||
| Metric threads – number/range | (80) .5 – 480 | |||||||
| Tailstock | ||||||||
| Travel of spindle barrel | 9.8″ | |||||||
| Diameter of spindle barrel | 4.9″ | |||||||
| Tailstock center | #6 MT | |||||||
| Bed | ||||||||
| Width of bed | 27.5″/700mm | |||||||
| Motor | ||||||||
| Main drive motor | 30 HP | 40 HP | ||||||
| Miscellaneous | ||||||||
| Shipping weight (approximate) (120″/3000mm) | 19,100 lbs. | 20,800 lbs. | 21,800 lbs. | 19,100 lbs. | 20,800 lbs. | 21,800 lbs. | ||
| Specifications: | 35″, 42″ & 52″ Swing Series | |||||
| Capacities | ||||||
|---|---|---|---|---|---|---|
| Swing over bed | 35″ | 42.9″ | 50.9″ | |||
| Swing over cross slide | 19.6″ | 27.5″ | 37.4″ | |||
| Swing over gap | 41.7″ | 49.6″ | 59.4″ | |||
| Headstock | ||||||
| Hole thru spindle – available sizes | 6.1″ | |||||
| Spindle speeds (number) | 24 | |||||
| Spindle speeds (range) | 6.3 – 1250 RPM | |||||
| Spindle nose | A2-15 | |||||
| Threads | ||||||
| Threads per inch – number/range | (80) 1/16 – 60 | |||||
| Metric threads – number/range | (80) .5 – 480 | |||||
| Tailstock | ||||||
| Travel of spindle barrel | 9.8″ | |||||
| Diameter of spindle barrel | 4.9″ | |||||
| Tailstock center | #6 MT | |||||
| Bed | ||||||
| Width of bed | 27.5″/700mm | |||||
| Motor | ||||||
| Main drive motor | 30 HP | |||||
| Miscellaneous | ||||||
| Shipping weight (approximate) (120″/3000mm) | 19,100 lbs. | 20,800 lbs. | 21,800 lbs. | |||
| Specifications: | Variable Speed Swing Series | |||||
| Capacities | ||||||
|---|---|---|---|---|---|---|
| Swing over bed | 35″ | 42.9″ | 50.9″ | |||
| Swing over cross slide | 19.6″ | 27.5″ | 37.4″ | |||
| Headstock | ||||||
| Hole thru spindle – available sizes | 6.1″ | |||||
| Spindle speeds (number) | Infinitely Variable | |||||
| Spindle speeds (range) | 2.6 – 700 RPM | |||||
| Spindle nose | A2-15 | |||||
| Threads | ||||||
| Threads per inch – number/range | (80) 1/16 – 60 | |||||
| Metric threads – number/range | (80) .5 – 480 | |||||
| Tailstock | ||||||
| Travel of spindle barrel | 9.8″ | |||||
| Diameter of spindle barrel | 4.9″ | |||||
| Tailstock center | #6 MT | |||||
| Bed | ||||||
| Width of bed | 27.5″/700mm | |||||
| Motor | ||||||
| Main drive motor | 40 HP | |||||
| Miscellaneous | ||||||
| Shipping weight (approximate) (120″/3000mm) | 19,100 lbs. | 20,800 lbs. | 21,800 lbs. | |||
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