CNC Lathes

Haas ST-20

67 Haas ST-20 listings have come through the used market we track on 11 marketplaces, built from 2010 to 2023 where the listing gave a year. Listings that repeat the same machine are shown once, as 66 machines.

20 hpSpindle power
4,000 RPMSpindle speed
12Turret stations
9.3 inX-axis travel

What the maker publishes about the current Haas ST-20

Haas equips the ST-20, a turning center in its ST Series, with an 8.3 in chuck, mounted on an A2-6 spindle nose. Bar work passes up to 2.50 in through a spindle bore of 3.50 in. The spindle runs to 4000 rpm and is rated 20.0 hp; torque peaks at 150.0 ft-lbf, reached at 500 rpm. Parts may swing up to 21.0 in. The turret choice governs cutting diameter: 13.00 in for BOT tooling, 11.75 in for BMT65 and 11.80 in for VDI. Maximum cutting length, which varies with workholding, is 22.5 in. X travel measures 8.40 in and Z travel 22.50 in, and both axes move at 945 ipm in rapid. The turret has 12 stations. WiFi comes standard, and an auto door is optional. Coolant capacity is 55 gal.

Source: Haas Automation, September 27, 2026.

Haas ST-20 listing history

Where it was listed

cncmachines.com
13 listings, model years 2010 to 2023
equipt.com
13 listings, model years 2010 to 2023
machinetools.com
10 listings, model years 2010 to 2023
surplusrecord.com
9 listings, model years 2010 to 2023
revelationmachinery.com
8 listings, model years 2012 to 2020
machinestation.us
6 listings, model years 2010 to 2021
gaec.com
2 listings, model year 2019
kdmachinery.com
2 listings, model years 2010 to 2011
theequipmenthub.com
2 listings, model years 2010 to 2018
exapro.com
1 listing
machnet.com
1 listing, model year 2020

Model years seen

2023 (4 units), 2022, 2021 (2 units), 2020 (8 units), 2019 (6 units), 2018 (3 units), 2017 (5 units), 2016 (2 units), 2015 (4 units), 2014 (2 units), 2013 (6 units), 2012 (6 units), 2011 (6 units), 2010 (7 units).

What Haas ST-20 listings agree on

X-axis travel
9.3 in
Z-axis travel
21 in
Swing
20.75 in
Bar capacity
2 in (9 machines); 2.5 in (2 machines)
Spindle speed
4,000 RPM
Spindle power
20 hp
Turret stations
12
Machine weight
9,000 lb
Control
Haas CNC

Every Haas ST-20 we have tracked

2023 Haas ST-20

Used · CNC Lathes

Bar capacity
2 in

2023 Haas ST-20

Used · Metal Cutting

2023 Haas ST-20

Used · Metal Cutting

2023 Haas ST-20

Used · CNC Lathes

2022 Haas ST-20

Used · CNC Lathes

2021 Haas ST-20

Used · Metal Cutting

2021 Haas ST-20

Used · CNC Lathes

2020 Haas ST-20

Used · CNC Lathes

Bar capacity
2 in

2020 Haas ST-20

Used · Metal Cutting

2020 Haas ST-20

Used · Metal Cutting

2020 Haas ST-20

Used · Metal Cutting

2020 Haas ST-20

Used · Metal Cutting

2020 Haas ST-20

Used · CNC Lathes

Bar capacity
2 in

2020 Haas ST-20

Used · Metal Cutting

2020 Haas ST-20

Used · CNC Lathes

Bar capacity
2 in

2019 Haas ST-20

Used · Metal Cutting

2019 Haas ST-20

Used · Metal Cutting

2019 Haas ST-20

Used · Metal Cutting

2019 Haas ST-20

Used · CNC Lathes

2019 Haas ST-20

Used · Metal Cutting

2019 Haas ST-20

Used · CNC Lathes

2018 Haas ST-20

Used · Metal Cutting

2018 Haas ST-20

Used · Metal Cutting

2018 Haas ST-20

Used · Metal Cutting

37 more Haas ST-20 machines

2017 Haas ST-20
Used
2017 Haas ST-20
Used
2017 Haas ST-20
Bar capacity 2.5 in
2017 Haas ST-20
Used
2017 Haas ST-20
Used
2016 Haas ST-20
Used
2016 Haas ST-20
Used
2015 Haas ST-20
Bar capacity 2 in
2015 Haas ST-20
Used
2015 Haas ST-20
Used
2015 Haas ST-20
Used
2014 Haas ST-20
Used
2014 Haas ST-20
Used
2013 Haas ST-20
Bar capacity 2 in
2013 Haas ST-20
Used
2013 Haas ST-20
Used
2013 Haas ST-20
Used
2013 Haas ST-20
Used
2013 Haas ST-20
Used
2012 Haas ST-20
Used
2012 Haas ST-20
Used
2012 Haas ST-20
Used
2012 Haas ST-20
Bar capacity 2 in
2012 Haas ST-20
Used
2012 Haas ST-20
Used
2011 Haas ST-20
Bar capacity 2.5 in
2011 Haas ST-20
Bar capacity 2 in
2011 Haas ST-20
Used
2011 Haas ST-20
Used
2011 Haas ST-20
Used
2010 Haas ST-20
Used
2010 Haas ST-20
Used
2010 Haas ST-20
Used
2010 Haas ST-20
Used
2010 Haas ST-20
Bar capacity 2 in
2010 Haas ST-20
Used
2010 Haas ST-20
Used

5 more listings gave no year.

The Haas ST-20 among lathes and turning centers

Browse all CNC Lathes, or see every Haas machine we track.

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