GMC GML-1660HD 16×60 in. Metal Lathe w/2-Axis DRO


GMC GML-1660HD Large Spindle Bore Lathe with DRO with 16 x 60 inch capacity.
Large spindle bore 2-1/16 inch. Heavy Duty spindle D1-6.
Heavy Duty main motor 6 HP.
Free Taper turning attachment installed.

SKU: GML-1660HD Category: Tags: , ,


  • ISO 9001 certified
  • Large spindle bore 2-1/16”
  • Heavy Duty spindle D1-6
  • One-piece solid cast iron machine base
  • Heavy Duty guideway width 10-1/4”
  • Heavy Duty main motor 6 HP
  • 16 spindle speeds from 45-1,800 rpm,
    speeds: 45/70/90/108/140/165/215/255/330/385/510/585/770/900/1170/1800rpm
  • 45 kinds of inch threads, and 39 kinds of metric threads
  • Threading and feeding rate change without changing gears
  • Spindle is balanced, hardened and precision ground
  • Spindle is supported at 3-point by high precision bearings
  • All gears and shafts are hardened and precision ground
  • Guideways induction hardened and precision ground
  • Automatic lubrication system in headstock and feed box
  • One year industrial warranty for parts
  • DISCLAIMER: Please note this machine is incompatible with the use of a rotary phase converter. Any attempt to purchase, install, or employ one, whether carried out by you or a professional service company, will automatically void the warranty. It is crucial to understand that any such actions are entirely the responsibility of the buyer.
  • This disclaimer is intended to clearly convey that the utilization of a rotary phase converter to power or operate this machine is not supported.


  • SINO DRO (installed)
  • Taper turning attachment (installed)
  • 8” 3-jaw chuck with one set of reversible jaws
  • 10” 4-jaw chuck
  • 12” Face plate
  • 5 1/2” large steady rest with roller jaws (bearings)
  • Oil pump on Apron for all guideways and leadscrews
  • 2” follow rest with roller jaws (bearings)
  • Removable gap
  • 4-way tools post
  • Foot brake
  • Halogen Work light and coolant system
  • Full length splash guard
  • (2) dead centers and (1) reducing sleeve MT6/MT4
  • Thread chasing dial
  • Tool box and leveling pads

Max. swing over bed: 16-1/16″
Max. length of workpiece: 60″
Max. swing over cross slide: 10-1/4″
Max. Swing in gap: 23-1/4″
Width of Bed: 10-1/4″
Effective length in gap to spindle: 8-1/2″
Effective length in gap to chuck jaws: 3-1/2″
Spindle bore: 2-1/16″ , D1-6
Taper of spindle center: M.T.# 6 ( with MT6/MT4 sleeve)
Spindle speeds: 45-1,800 rpm / 16 steps
Longitudinal feeds: 0.0018-0.07 IPR, 42 kinds
Cross feeds: 0.0009-0.03 IPR, 42 kinds
Inch threads: 70-2 TPI, 45 kinds
Metric threads: 0.2-14 mm , 39 kinds
Diametral pitch threads: 8-40 DP , 21 kinds
Module threads: 0.3-3.6 mm, 18 kinds
Max. travel of top slide: 4-1/4″
Max. travel of cross slide: 8-1/2″
Spindle length w/o chuck: 20-1/2″
Leadscrew length X TPI: 1-1/4” x 4 TPI
Diameter of tailstock quill: 2-1/16″
Max. travel of tailstock quill: 5”
Taper of tailstock quill center: MT4
Main motor: 6 HP, 220V/20A, 3 Phase
Coolant pump motor: 1/8 HP, 220V, 3 Phase
Overall dimensions, LxWxH: 100 x 32.2 x 56 in.
Net Weight: 4,850 lbs.


  • MCS-GML-1660HD: Micro Carriage Stop
  • SINO860: DRO SINO for GML-1660HD, free install
  • 5C-1660HD: 5-C Hand Lever Type Collet Closer, free install
  • 900-0014: 33 Piece 5C Collet Set, from 1/16 to 1-1/16” by 32ndth
  • 3900-5230: ALORIS Type QC Tool Post Set , 6 pieces
  • 3900-5004: Live Center
  • 2003-0004: 5 Piece Indexable Carbide Turning Set
  • 2003-0014: 3/8″ Carbide Insert
  • GMCLSUP101: Lathe Package 1 including 5pc Indexable Carbide Turning Set #2003-0004, 1/2 Drill Chuck #700-0102, Chuck Arbor #MT4 and 29pc Titanium Drill Bit Set #5000-0001T

Specifications are subject to change without notice.
NOTE: Data is provided by the manufacturer.

Additional information

Weight 4850 lbs


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