Machine Tool Exchange buys used CNC machines directly from semiconductor manufacturers, wafer fabrication plants, packaging and substrate operations, and the precision machine shops that feed them, across all 50 states. Whether you are retooling a fab under a CHIPS Act expansion, decommissioning an older line as new construction comes online, moving to a new process node or substrate material, or right-sizing capacity through a demand cycle, we give you a fast, fair, market-based quote and pay at pickup.
We are not an auction site and not a broker. We are the buyer. One call, one quote, one transaction. Ultra-precision CNC equipment off a semiconductor floor is some of the highest-value, best-maintained machinery on the secondary market, and the sub-micron machining centers, grinders, and jig borers that hold fab tolerances command strong demand. We price it for what it really is.
Call 800-822-9524 or submit your machine details to get a quote within 24-48 hours.
We Buy CNC Machines From Semiconductor Manufacturers
Machine Tool Exchange is a direct buyer of used CNC machine tools from semiconductor manufacturers, wafer fabs, packaging operations, and precision machine shops nationwide. MTE buys ultra-precision machining centers, CNC cylindrical grinders, CNC surface grinders, 5-axis machining centers, high-precision CNC lathes, and jig borers from semiconductor operations in any condition.
Semiconductor manufacturing runs some of the most precise CNC equipment in all of industry. Vacuum chambers, gas delivery components, electrostatic chuck and pedestal hardware, end-effectors, wafer-handling fixtures, process-tool bodies, and the custom fixtures and tooling that hold a wafer flat to the micron are machined, ground, and bored on equipment built to hold sub-micron tolerances and a finish that goes straight into a process tool. A sealing face or a bore out of position by a fraction of a micron can leak a chamber or scrap a part destined for a fab that cannot tolerate a particle, so these floors are built around ultra-precision machining and grinding rather than fast production cutting. When a fab upgrades, a line is decommissioned, or a facility is consolidated, that equipment becomes surplus that still commands a strong price on the secondary market.
MTE buys that surplus directly. We are not a listing service, not an auction house, and not a broker. We purchase your equipment outright, never on consignment, and we pay at pickup. We handle the rigging, crating, and freight at no cost to you, whether one ultra-precision machining center is going out the door or an entire facility equipment package is being cleared for a building sale.
If you have CNC machines sitting in a semiconductor operation, call 800-822-9524 or fill out the form on our sell page.
CNC Machines Used in Semiconductor Manufacturing
CNC machining is the foundation behind every wafer fab and packaging line built in this country. The process chamber, the gas manifold, the chuck, the end-effector all start as a block of aluminum, stainless, or an exotic alloy that gets milled, ground, and bored into hardware that has to seal, hold flatness, and survive a corrosive, ultra-clean environment. The work is one-off and small-batch, and the machines that earn their place on the floor are the ones that hold sub-micron accuracy and a particle-free finish, not the ones that cut fastest.
The tolerances are what set semiconductor apart. Sealing faces flat to a few microns, bores located to tenths of a micron, and surface finishes fine enough that no particle source remains are the everyday requirement, and most of the real work happens on materials chosen for vacuum and plasma service: 6061 and high-purity aluminum, 316 and 304 stainless, anodized and bare alloys, ceramics, and specialty grades for plasma resistance. You cannot finish an electrostatic chuck or a vacuum flange to fab-grade flatness on a general production machine, so the floor leans on ultra-precision machining centers, precision cylindrical and surface grinders, and jig borers that locate to the micron. That is why a semiconductor machine shop is an ultra-precision and grinding-heavy environment, and why that iron carries strong value when it comes off the floor.
These are the semiconductor components that CNC machines produce every day:
- Vacuum chamber bodies and lids milled and bored on ultra-precision machining centers and jig borers, then ground flat at the sealing faces
- Gas delivery manifolds and showerheads machined to fine internal feature and port tolerance for uniform flow across a wafer
- Electrostatic chucks and pedestals ground flat and parallel to hold a wafer to the micron through the process cycle
- End-effectors and wafer-handling fixtures machined light and accurate so robots place a wafer without contact or particle generation
- Process-tool spindles, shafts, and rollers turned on high-precision lathes and finished on cylindrical grinders to tenths
- Custom fixtures, jigs, and locating plates bored on jig borers to position the wafer and process hardware precisely
- Flanges, seals, and feedthroughs machined and ground to vacuum-tight sealing faces on stainless and aluminum
- 5-axis process-tool geometry cut in single setup where angled faces and complex internal contour drive performance
MTE buys the machines that make all of these components. We understand semiconductor equipment because buying and selling precision machine tools is what we do.
Types of Semiconductor CNC Equipment We Buy
Ultra-Precision CNC Machining Centers
Ultra-precision machining centers are the heart of a semiconductor machine shop. By holding sub-micron positioning and a fine surface finish on aluminum, stainless, and exotic alloys, they take chamber bodies, manifolds, and process-tool hardware straight to a vacuum-grade, on-print finish that goes into the tool. The Makino, Mitsui Seiki, Yasda, and Kern machines that define this category stay in constant demand on the used market because fab-grade tolerances depend on them. MTE buys them in any condition, single units or a full bank. Sell your ultra-precision machining center to us directly.
CNC Cylindrical Grinders
CNC cylindrical grinders finish the round, precision features that semiconductor process tools depend on: spindles, shafts, rollers, pedestal posts, and the cylindrical hardware that has to run true and seal. Holding tenths on diameter and roundness in stainless and exotic alloys is what fab service demands, and a clean precision cylindrical grinder carries strong resale value because that capacity is always in demand. MTE buys cylindrical grinders in any condition, single machines or the full grinding room. Sell your CNC cylindrical grinder by calling 800-822-9524.
CNC Surface Grinders
CNC surface grinders finish the flat and sealing features that hold a vacuum system together: chamber faces, electrostatic chuck and pedestal surfaces, flanges, and plates, all held flat and parallel to a few microns with a particle-free finish. A semiconductor floor runs surface grinders constantly to keep sealing faces and chuck surfaces to flatness, and precision surface-grinding capacity carries strong resale value. MTE buys surface grinders in any condition, single machines or a full grinding room. Sell your CNC surface grinder by calling 800-822-9524.
5-Axis Machining Centers
5-axis machining centers cut the complex process-tool geometry single-setup semiconductor work demands: angled gas ports, internal contours, undercuts, and the chamber and manifold features that drive flow uniformity and plasma performance. By reaching the whole geometry in one setup, they hold accuracy across features that would otherwise need multiple fixtures, which is exactly what a chamber body or a showerhead needs. Fab-capable 5-axis machines carry strong resale value because that geometry and finish is hard to replace. MTE buys them in any condition. Sell your 5-axis machining center to us directly.
High-Precision CNC Lathes
High-precision CNC lathes turn the round components semiconductor hardware depends on: spindles, sleeves, bushings, gas fittings, pedestal posts, and the cylindrical fittings produced in a precision fab-support shop. Multi-axis turning with live tooling finishes a part to tenths in one setup, and a well-kept precision lathe carries real resale value alongside the grinding and machining equipment on the same floor. MTE buys single lathes and full turning setups. Sell your high-precision CNC lathe to us directly.
Jig Borers
Jig borers hold the tightest positional accuracy in the shop. They bore hole and feature locations to tenths of a micron in aluminum, stainless, and exotic alloys, finishing the custom fixtures, locating plates, and chamber hardware that have to position a wafer and the process tooling perfectly. Jig borers are specialized and expensive, fewer are built, and a clean used machine is genuinely hard to source, which keeps demand and resale value high. MTE actively buys jig borers and the ultra-precise fixture work they produce. Sell your jig borer by calling 800-822-9524.
Have one of these machines in a semiconductor operation? Get a quote now or call 800-822-9524.
Why Semiconductor Companies Sell CNC Equipment
Semiconductor is a capital-heavy, fast-moving industry, and the realities of the business put well-maintained, ultra-precision CNC machines onto the secondary market on a steady cycle. These are the situations that most often bring a semiconductor seller to MTE.
CHIPS Act Fab Investment and Retooling
The CHIPS and Science Act is driving the largest wave of fab investment and facility retooling in decades, with new construction and major upgrades reshaping fab floors across the country. When a fab retools around a new process or new equipment, the previous-generation ultra-precision machining centers, grinders, and jig borers that supported the old line become surplus. MTE buys that surplus so it is off the floor before the new install arrives, single machines or a full facility equipment package.
Fab Decommissioning and Line Closure
As new construction comes online, older fabs and process lines are decommissioned, and a decommissioned line releases a full set of the machine-shop equipment that built and maintained its process hardware. When a line closes, a floor full of ultra-precision machining centers, cylindrical and surface grinders, lathes, and jig borers needs to be cleared, and that equipment is typically low-hour and meticulously maintained. MTE buys the whole package in one transaction so a decommissioning team is not left running an auction on top of a closure.
Process Node and Substrate Transitions
Moving to a smaller process node or a new substrate material, such as silicon carbide or gallium nitride, often demands different machining capability for the new process hardware. When the transition changes what the support shop has to build, the ultra-precision equipment tied to the old node or material becomes surplus. Those machines still command strong demand on the secondary market, and MTE is a ready buyer, single machines or the full set.
Capacity Right-Sizing Through Demand Cycles
Semiconductor demand runs in cycles, and those cycles drive equipment adjustments in both fabrication and packaging. When capacity is right-sized down, the ultra-precision machining and grinding equipment that supported the higher run rate becomes surplus. MTE buys single machines or a full floor out of a capacity shift, with one point of contact and one pickup schedule, so the equipment converts to cash quickly.
Facility Consolidation and Footprint Reduction
Mergers, acquisitions, and the move to fewer buildings push semiconductor support capacity into one location. When two operations become one, the duplicate ultra-precision machining centers, grinders, lathes, and jig borers become surplus. MTE buys single machines or an entire floor out of a consolidation, and we work around an active operation so the work you are keeping never stops.
Wondering what your equipment is worth? Submit your machine details or call 800-822-9524 for a fast quote.
How to Sell Your Semiconductor CNC Machines to MTE
Selling CNC machines from a semiconductor operation to Machine Tool Exchange is a three-step process.
Step 1: Tell Us What You Have
Call 800-822-9524 or fill out the form. Give us the make, model, year, condition, and quantity. Photos and spindle hours help us get to an accurate number faster, but they are not required, and for a full facility package a basic equipment list with quantities is enough to start. If you know an ultra-precision machining center or jig borer is low-hour and well kept, tell us, because clean fab iron with documented spindle hours values at the top of the range.
Step 2: Get a Quote Within 24-48 Hours
Our purchasing team evaluates your equipment against current market data, brand, model, age, and condition, then gives you a transparent, market-based offer. Well-maintained semiconductor equipment, especially ultra-precision machining centers, precision cylindrical and surface grinders, and jig borers, often values above general production iron because of the accuracy and finish it holds and the steady demand for it. No lowball formulas, no pressure, no obligation.
Step 3: We Handle Rigging, Freight, and Pay at Pickup
Accept the quote and MTE takes it from there. We arrange rigging, crating, and freight at no cost to you, and we pay at pickup. We coordinate around your schedule and your building, whether one machine is going out or an entire facility equipment package is being cleared for a sale.
No listing your machines and waiting months. No auction gamble. No tire-kickers. One quote, one pickup, one payment.
Ready to sell? Call 800-822-9524 or submit your machine details for a quote within 24-48 hours.
Why Semiconductor Sellers Choose MTE
- Direct buyer, not a broker. MTE purchases your equipment outright. No consignment, no marketplace listings, no waiting for a third party to materialize.
- We understand ultra-precision semiconductor equipment. Machine Tool Exchange is an affiliate of Superior Machine Tools, an established direct buyer of used CNC equipment, and we know what an ultra-precision machining center, a precision cylindrical grinder, a surface grinder, a high-precision lathe, and a jig borer off a fab-support floor are actually worth.
- No commissions, no listing fees. The quote you accept is the amount you receive. Zero deductions.
- We buy single machines or entire facility packages. Retooling, decommissioning, or consolidating? MTE quotes a single machine or the whole facility equipment package in one transaction, with one contact and one pickup schedule. No splitting your equipment across multiple auctions or dealers.
- Any brand, any condition, any quantity. Running, under power, sitting idle, or decommissioned. Single ultra-precision machine or a full fab-support department. Same process, same speed.
- Nationwide logistics, fast payment. We buy in all 50 states, coordinate rigging and freight around your building and timeline, and pay promptly at pickup. No net-30 invoicing, no waiting on auction results.
Selling a Makino or Mazak ultra-precision machining center, a precision grinder, or a DMG Mori 5-axis from a semiconductor operation? See what MTE pays for your equipment. Call 800-822-9524.
About the Buyer
Jason Puuri is the owner of Machine Tool Exchange and its parent company, Superior Machine Tools, based in Lansing, Michigan. He founded the business in 2012 and leads MTE's used-CNC acquisition work, handling final equipment valuations and closing conversations directly with sellers. His focus is the secondary market for industrial CNC machine tools: what semiconductor, metalworking, and precision machining equipment is actually worth, how fab retooling, decommissioning, and facility consolidation move that equipment, and how to get a fair number into a seller's hands quickly.
Under Jason's direction, MTE buys CNC machines outright from plants and shops nationwide, handles the logistics, and pays at pickup. When you sell to MTE, you are working with the people who set the price and write the check, not a broker passing you along.
Reach Jason's purchasing team at 800-822-9524 or through the sell your machine form.
Frequently Asked Questions
What types of CNC machines does MTE buy from semiconductor manufacturers?
MTE buys ultra-precision machining centers, CNC cylindrical grinders, CNC surface grinders, 5-axis machining centers, high-precision CNC lathes, and jig borers from semiconductor manufacturers. Any brand, any condition, any quantity. We purchase single machines, full fab-support departments, and entire facility equipment packages. If you have a machine that is not on this list, call 800-822-9524 and we will tell you if we buy it.
Can MTE handle equipment from a semiconductor fab retooling or decommissioning?
Yes. Buying out fab retoolings and decommissioned lines is one of the most common things we do in semiconductor. One quote, one contact, one transaction. We coordinate rigging, crating, and freight around your timeline and your building, and we buy the ultra-precision machining centers, grinders, lathes, jig borers, and the support equipment on the floor along with them, so your team is not left running an auction on top of a project deadline.
Does MTE buy ultra-precision machining centers and jig borers?
Yes. Ultra-precision machining centers from Makino, Mitsui Seiki, Yasda, and Kern, and jig borers that locate to tenths of a micron, are among the most in-demand machines on the used semiconductor market, and MTE actively buys them, single units or a full fab-support department. We buy them in any condition, and clean, low-hour iron with documented spindle hours values at the top of the range.
How fast can I get a quote for my semiconductor manufacturing equipment?
Most quotes are returned within 24-48 hours of receiving your machine details. Call 800-822-9524 or submit the form on our sell page with the make, model, year, and condition. Including photos, spindle hours, and any maintenance records speeds up the process and helps us value the equipment at the top of the range.
Does MTE buy CNC cylindrical and surface grinders from semiconductor operations?
Yes. CNC cylindrical and surface grinders from semiconductor floors are sought after on the secondary market because they hold the flatness, roundness, and finish that vacuum and process hardware demand, and precision grinding capacity is hard to source clean. MTE buys cylindrical grinders, surface grinders, and profile grinders, single machines or a full grinding room, in any condition.
Can MTE buy a single machine or an entire semiconductor facility package?
Yes. MTE purchases a single ultra-precision machine or an entire facility equipment package in one transaction. For a single machine, give us the make, model, year, and condition. For a full package, a basic equipment list with quantities is enough to start, and we coordinate one pickup schedule around your building and timeline. Ultra-precision semiconductor machines hold exceptional resale value, so a full package converts to cash quickly.
How does MTE decide what my semiconductor CNC machine is worth?
Our purchasing team values your equipment using current market data along with the machine's brand, model, age, condition, spindle hours, and demand on the secondary market. Well-maintained semiconductor equipment, especially ultra-precision machining centers, precision grinders, and jig borers, often holds strong value because of the accuracy and finish it delivers and the steady demand for it. You get a transparent, market-based offer with no lowball formulas and no obligation.
Sell Your Semiconductor CNC Equipment to MTE Today
The fastest way to find out what your machines are worth is to tell us what you have.
Call: 800-822-9524 (toll-free) Or: Submit your machine details online and we will respond within 1-2 business days. Address: Machine Tool Exchange, Lansing, MI. We buy nationwide.
Machine Tool Exchange, an affiliate of Superior Machine Tools. Buying used CNC machines from semiconductor manufacturers and industrial facilities across the United States.
Your machines bored vacuum chambers, ground sealing faces and chucks flat to the micron, and turned spindles and fittings to tenths. They deserve a buyer who understands their value. That buyer is MTE.
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