USED HAAS ST20Y – 2020
The 2020 HAAS ST20Y is a versatile CNC turning and milling center engineered for manufacturers that require high-efficiency multitasking machining in a compact production platform. Combining traditional turning capability with live tooling and Y-axis functionality, the ST20Y allows shops to complete highly complex parts in fewer setups while maintaining excellent precision, repeatability, and production speed. This machine has become one of the most widely used multitasking lathes in modern machine shops because it offers an outstanding balance of performance, automation capability, ease of operation, and overall value.
Built by Haas Automation, the ST20Y features a rigid slant-bed construction specifically designed to improve cutting stability and chip management during demanding machining operations. The machine’s heavy cast structure helps reduce vibration during both roughing and finishing cycles, allowing operators to maintain consistent surface finishes and tighter dimensional tolerances. The slant-bed design also improves accessibility for tooling changes and simplifies chip evacuation during continuous production runs.
Unlike conventional 2-axis CNC lathes, the ST20Y includes full Y-axis movement and live tooling capability. This allows the machine to perform milling, drilling, tapping, slotting, and off-center machining directly on the lathe spindle. By combining multiple machining operations into one machine, manufacturers can reduce cycle times, improve accuracy, eliminate additional fixturing requirements, and minimize labor costs associated with secondary machining operations.
The 2020 HAAS ST20Y is commonly used in industries such as aerospace, medical manufacturing, automotive production, electronics, defense, hydraulic systems, and precision industrial machining. The machine is capable of processing stainless steel, aluminum, titanium, brass, alloy steel, cast iron, plastics, and other engineered materials. Typical parts produced on the ST20Y include valve components, threaded fittings, couplings, precision shafts, hydraulic adapters, aerospace connectors, surgical components, and custom production parts requiring both turning and milling operations.
Another major advantage of the 2020 ST20Y is the Haas Next Generation Control system. The updated control platform offers faster processor speeds, improved graphical interface functionality, touchscreen operation, advanced networking capability, expanded memory, and simplified conversational programming. These features help operators reduce setup times and improve overall shop productivity.
Because of its multitasking capability, strong reliability, compact footprint, and broad industry support, the used 2020 HAAS ST20Y remains one of the most desirable CNC turning centers available in the used machinery marketplace.
HAAS ST20Y – AXIS
| SPECIFICATION | DETAILS |
|---|---|
| X-Axis Travel | Approx. 8.4″ |
| Y-Axis Travel | Approx. ±2″ |
| Z-Axis Travel | Approx. 22.5″ |
| Rapid Traverse Rate | Approx. 1,200 IPM |
| Axis Configuration | 3-Axis Turning & Milling |
HAAS ST20Y – AXIS TRAVELS / WORK ENVELOPE
| SPECIFICATION | DETAILS |
|---|---|
| Maximum Swing Diameter | Approx. 21″ |
| Maximum Turning Diameter | Approx. 11.75″ |
| Maximum Turning Length | Approx. 22.5″ |
| Bar Capacity | Approx. 2.5″ |
| Chuck Configuration | 8.3″ Hydraulic Chuck |
HAAS ST20Y – CAPACITY / TABLE
| SPECIFICATION | DETAILS |
|---|---|
| Turret Stations | 12 |
| Maximum Part Weight | Approx. 150–200 lbs |
| Tailstock Availability | Optional Hydraulic Tailstock |
| Machine Frame | Heavy-Duty Slant-Bed |
| Machining Functions | Turning, Milling & Drilling |
HAAS ST20Y – SPINDLE
| SPECIFICATION | DETAILS |
|---|---|
| Maximum Spindle Speed | Approx. 4,000 RPM |
| Main Spindle Power | Approx. 20 HP |
| Spindle Bore Capacity | Approx. 3.06″ |
| Spindle Nose | A2-6 |
| Drive Technology | Vector Spindle Drive |
HAAS ST20Y – LIVE TOOLING SYSTEM
| SPECIFICATION | DETAILS |
|---|---|
| Live Tool Capability | Standard |
| Live Tool RPM | Approx. 4,000 RPM |
| Milling Operations | Supported |
| Cross Drilling | Supported |
| Off-Center Machining | Full Y-Axis Capability |
HAAS ST20Y – CONTROL SYSTEM
| SPECIFICATION | DETAILS |
|---|---|
| CNC Control | Haas Next Generation Control |
| Programming Support | G-Code & Conversational |
| Operator Interface | High-Resolution Touchscreen |
| Connectivity | Ethernet / USB / Network |
| Data Storage | Expanded Program Memory |
HAAS ST20Y – COOLANT / CHIP MANAGEMENT
| SPECIFICATION | DETAILS |
|---|---|
| Coolant Delivery | Flood Coolant |
| Chip Handling | Conveyor / Chip Auger |
| Coolant Capacity | Approx. 45 Gallons |
| Enclosure Type | Full Splash Guard Enclosure |
| Filtration | Industrial Filtration System |
HAAS ST20Y – POWER REQUIREMENTS
| SPECIFICATION | DETAILS |
|---|---|
| Voltage Options | 220V / 440V |
| Electrical Configuration | 3 Phase |
| Air Supply Requirement | Standard Shop Air |
| Power Consumption | Approx. 20–30 kVA |
| Production Environment | Industrial CNC Applications |
HAAS ST20Y – DIMENSIONS
| SPECIFICATION | DETAILS |
|---|---|
| Overall Length | Approx. 135″ |
| Overall Width | Approx. 80″ |
| Overall Height | Approx. 85″ |
| Machine Weight | Approx. 9,000–10,500 lbs |
| Installation Layout | Compact Production Cell |
HAAS ST20Y – GENERAL INFORMATION
| SPECIFICATION | DETAILS |
|---|---|
| Manufacturer | Haas Automation |
| Model | ST20Y |
| Machine Type | CNC Turning Center with Live Tooling |
| Year | 2020 |
| Country of Origin | USA |
INDUSTRIES THAT USE HAAS ST20Y
| INDUSTRY | APPLICATIONS |
|---|---|
| Aerospace | Complex Rotational Components |
| Medical | Surgical & Implant Components |
| Automotive | Multi-Operation Precision Parts |
| Electronics | Precision Connector Production |
| Defense | Tight-Tolerance Machined Parts |
| Industrial Manufacturing | CNC Production Machining |
TYPICAL PARTS HAAS ST20Y CAN PRODUCE
| PART TYPE | DESCRIPTION |
|---|---|
| Hydraulic Adapters | Precision Fluid Components |
| Aerospace Connectors | Multi-Feature Machined Parts |
| Valve Components | Complex Flow Control Parts |
| Precision Shafts | Turned & Milled Components |
| Medical Parts | Tight-Tolerance Surgical Components |
| Custom Production Parts | Prototype & Batch Manufacturing |
WHY CHOOSE HAAS ST20Y
| FEATURE | BENEFIT |
|---|---|
| Integrated Y-Axis | Complex Machining in One Setup |
| Live Tool Capability | Eliminates Secondary Operations |
| Compact Footprint | Efficient Shop Floor Usage |
| Next Generation Control | Faster Programming & Setup |
| Automation Compatibility | Supports Production Expansion |
| Proven Haas Reliability | Long-Term Production Stability |
WHY BUY USED HAAS ST20Y
Buying a used 2020 HAAS ST20Y gives manufacturers access to advanced multitasking CNC machining technology at a significantly lower investment than purchasing a comparable new machine. One of the primary benefits of the ST20Y is its ability to combine multiple machining operations into one efficient platform, helping shops reduce cycle times, increase throughput, and improve overall production efficiency.
The machine’s Y-axis functionality and live tooling system allow operators to perform turning, milling, drilling, tapping, and contouring operations without transferring the part to additional equipment. This not only improves machining accuracy by reducing setup changes, but also minimizes labor costs and shortens overall production time. Manufacturers producing precision components with multiple features often rely on Y-axis lathes because they simplify production workflows and improve repeatability.
Another reason the used ST20Y remains highly desirable is the performance of the Haas Next Generation Control system. The control platform provides fast processing capability, user-friendly touchscreen operation, improved graphics, and simplified program management. Haas controls are widely recognized throughout the manufacturing industry for their ease of use, making operator training easier and helping shops quickly integrate the machine into existing production environments.
The ST20Y is also highly adaptable across multiple industries including aerospace, medical, automotive, electronics, oil and gas, and industrial manufacturing. The machine can efficiently process steel, aluminum, titanium, brass, stainless steel, and engineered materials while maintaining tight tolerances and strong surface finishes. Many used machines also include productivity-enhancing options such as bar feeders, chip conveyors, parts catchers, and high-pressure coolant systems.
Another major advantage of purchasing a used HAAS ST20Y is the strong availability of service support and replacement components. Haas maintains one of the largest support networks in the CNC industry, helping manufacturers maintain machine uptime and long-term operational reliability.
For manufacturers seeking advanced CNC turning and milling capability, compact machine design, and lower equipment investment costs, the used 2020 HAAS ST20Y remains one of the most efficient and cost-effective multitasking CNC lathes available today.
HOW MUCH DOES A USED HAAS ST20Y COST?
The price of a used 2020 HAAS ST20Y can vary significantly depending on machine condition, spindle hours, installed options, automation equipment, tooling packages, and overall maintenance history. Since the ST20Y is a modern multitasking turning center with live tooling and Y-axis capability, it typically maintains strong demand and higher resale value within the used CNC machinery market.
Machines equipped with advanced production options such as bar feeders, chip conveyors, programmable tailstocks, parts catchers, live tooling packages, and high-pressure coolant systems generally command premium pricing because they improve machining flexibility and support unattended production capability. Machines configured for automation or continuous production environments are especially desirable among high-volume manufacturers.
Machine condition remains one of the most important pricing factors. Buyers carefully inspect spindle condition, live tooling performance, axis movement, turret indexing accuracy, lubrication systems, hydraulic systems, coolant management systems, and overall machine geometry before finalizing a purchase. Machines with complete maintenance records and lower operating hours often maintain stronger resale values because they reduce potential repair and refurbishment costs.
The strong industry reputation of Haas Automation also contributes to stable market demand for used ST20Y models. Haas machines are widely known for their operator-friendly controls, reliable machining performance, and strong aftermarket support network. Many manufacturers specifically seek Haas equipment because experienced operators are already familiar with the control platform, helping reduce training and setup time.
A used 2020 HAAS ST20Y commonly sells within an estimated range of approximately $75,000 to $165,000 depending on machine condition, spindle hours, tooling, automation systems, and included accessories. Machines with low hours, premium options, or advanced automation packages may exceed this range, while machines requiring repair or refurbishment may sell below typical market pricing.
Additional ownership costs such as transportation, rigging, installation, electrical setup, tooling, coolant systems, and preventative maintenance should also be included when evaluating total investment. Even with these additional costs, many manufacturers find that purchasing a used HAAS ST20Y delivers exceptional value by providing advanced multitasking CNC machining capability at a much lower cost than purchasing comparable new equipment.
