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18″ & 20″ Metal Lathes

3 1/8″ to 4″ Spindle Bores, Center Distances: 40″, 60″ & 80″

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Summit® 18” and 20” Engine Lathes turn rings around other lathes in this class. They are affordable, rugged, reliable and easy to operate. They are ISO compliant, include a vast array of features and accessories as “standard” and they offer a variety of built-in safety features. Constructed from 100% cast iron, Summit 18” and 20” engine lathes are built for long-term use, and are known for consistent performance and durability even under the most demanding work conditions. Standard on every lathe is a quick-change gearbox for cutting metric, module and diametrical pitch threads, as well as standard American (inch) threads.

  • Built-in safety clutch
  • Cross-ribbed headstock for added strength and stability
  • Hardened and ground alloy steel gears, shafts and splines for smooth performance & longevity
  • Oversized precision chrome alloy spindle with large 3” & 4” spindle bores for workpiece flexibility
  • All cast iron construction provides solid foundation for vibration absorption and rigidity
  • Hardened & precision ground bedways for long-lasting accuracy
  • Quick change gearbox cuts American (inch), metric, module and diametrical pitch threads
  • Rapid traverse on carriage (4 way)
Included Accessories
  • Thread dial
  • Steady rest
  • Follow rest
  • Coolant system
  • Taper attachment
  • Work light
  • Full-length splash guard
  • 3 & 4 jaw chucks
Specifications: 18″ Series 20″ Series
Capacities
Swing over bed 18″ 20″
Swing over cross slide 11.25″ 13.25″
Swing over gap 28″ 30″
Headstock
Hole thru spindle 3″ 4″
Spindle speeds (12) 32 – 1500 RM
Spindle nose D1-8
Threads
Threads per inch – number/range (45) 2 – 72
Metric threads – number/range (42) .2 – 14
Tailstock
Travel of spindle barrel 6″
Diameter of spindle barrel 3″
Tailstock center #5 MT
Bed
Width of bed 13″
Motor
Main drive motor 10 HP
Miscellaneous
Shipping weight (approximate) (60″cc) 5,500 lbs.
Summit Machine Tool
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Summit Machine Tool
518 N Indiana Ave
Oklahoma City, OK 73106

Toll Free: (800) 654-3262
Local: (405) 235-2075
Fax: (405) 232-5169
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