Looking for the best Z-axis lead screw for your 3D printer or CNC machine?
Discover high-quality upgrades designed to reduce vibration, boost stability, and deliver smooth, precise motion with easy installation and long-lasting durability.
Upgrade your 3D printer or CNC machine with the best Z-axis lead screws for smoother prints and rock-solid precision. These parts are engineered to cut vibration, boost stability, and deliver crisp layer details every time.
Top picks include high-quality SUS304 stainless steel screws and T8 brass nuts. Choose Acme threads with 2mm pitch or ball screw upgrades for faster, quieter motion. All kits ensure easy installation and long-term durability.
Dive into this guide to find the perfect match for your machine. Whether you’re fixing wobble, boosting speed, or chasing flawless prints, these upgrades are your secret weapon for pro-level results. Let’s get started!
List of Top 10 Z Axis Lead Screw For 3D Printer And CNC
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2PCS 400mm(15.75 Inches)Tr8x8 Lead Screw with T8 Brass Nut (Acme Thread, 2mm Pitch, 4 Starts, 8mm Lead) for LCD DLP SLA 3D Printer Z Axis and CNC Machine |
This lead screw set is perfect for 3D printer and CNC machine owners who need reliable Z-axis movement. It’s ideal for upgrades or replacements, ensuring smooth and precise operation. |
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Redrex 365mm T8 Z Axis Lead Screw Z Rod Stainless Steel Threaded Rod with Brass Nut Z-axis Upgrade Kit for Ender 3 V2/Ender 3 V2 Neo/Ender 3 Pro/Ender 3/Ender 3 Neo/Voxelab 3D Printer |
This Z-axis upgrade kit is perfect for 3D printer owners who want to improve their Ender 3 or Voxelab printer’s accuracy and stability. It’s easy to install and works great for anyone looking to reduce layer ripples and upgrade their printer’s performance. |
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Horex 3D Printer PTFE Grease 1.76 oz Silicone Lubricant Printing Linear Rail Lead Screw X Y Z Axis CNC Gear Paste Multipurpose Maintenance Accessories for En der 3 5 V3 SE Office Home Equipment |
This Horex 3D Printer PTFE Grease is perfect for 3D printer enthusiasts and makers who want to ensure their machines run smoothly. It’s ideal for anyone looking to reduce friction, prevent dust buildup, and extend the life of their printer’s moving parts. |
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Iverntech NEMA 17 Stepper Motor with Integrated 150mm T8 Lead Screw for RepRap Prusa i3 3D Printers Z Axis or CNC Machine |
This Iverntech NEMA 17 Stepper Motor is perfect for 3D printer and CNC machine owners. It’s great for upgrading or replacing the Z axis on Prusa i3 printers. |
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2pcs 200mm Tr8X2 Lead Screw with T8 Brass Nut for 3D Printer Machine Z Axis(Acme Thread, 2mm Pitch, 1 Start, 2mm Lead) |
This 2-piece set of 200mm Tr8x2 lead screws with T8 brass nuts is perfect for 3D printer enthusiasts and CNC machine builders looking for precise Z-axis movement. If you’re working on an Ender 5 Series 3D printer or a similar project, these stainless steel screws and brass nuts will help you achieve smooth and accurate results. |
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Dual Z-axis Ball Screw SFU1204 Upgrade Kit for Ender -3 Pro/Ender 3 V2/Ender 3 Neo/Ender 3 V2 Neo 3D Printer with Corresponding CNC Machining Metal Accessories from ChowThink |
This Dual Z-axis Ball Screw SFU1204 Upgrade Kit is perfect for 3D printer enthusiasts who want higher precision and smoother prints. It’s ideal for Ender 3 Pro, Ender 3 V2, Ender 3 Neo, and Ender 3 V2 Neo users looking to upgrade their Z-axis with reliable, high-quality parts. |
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uxcell 6Pcs Tr8x4 Lead Screw Brass Nut, Trapezoidal Screw Diameter 10mm Pitch 2mm Lead 4mm (2 Starts) for A 3 CR-10 CR-10s Z Axis CNC 3D Printer Parts |
This uxcell 6Pcs Tr8x4 Lead Screw Brass Nut is perfect for 3D printer owners and CNC machine users who need reliable and durable parts. It’s ideal for upgrading or repairing your CR-10 or CR-10s Z Axis. |
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2pcs 400mm Tr8X2 Lead Screw with T8 Brass Nut for 3D Printer Machine Z Axis(Acme Thread, 2mm Pitch, 1 Start, 2mm Lead) |
This product is perfect for 3D printer builders and CNC machine users needing durable, precise components. It works well with LCD DLP SLA printers and Ender 5 Series Z axis setups. |
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2-Pack CR10 Z axis T8 Anti Backlash Spring Loaded Nut Elimination Gap Brass Nuts for Upgrade Ender 3 Ender 3s Ender 3 Pro V2 CR-10 Tornado 3D Printer 8mm Acme Threaded Rod (Nuts) |
This product is perfect for 3D printer owners using Ender 3, CR-10, or similar models needing anti-backlash upgrades. It ensures smooth Z-axis movement and precise prints with its spring-loaded brass nuts. |
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2pcs T8 Anti Backlash Spring Loaded Nut Elimination Gap Nut Z-axis for Upgrade Ender 3 Ender 3s Ender 3 Pro V2 CR-10 Tornado 3D Printer 8mm Acme Threaded Rod |
This anti-backlash nut is perfect for 3D printer enthusiasts looking to upgrade their Ender 3, CR-10, or similar printers. It’s ideal for anyone wanting to eliminate Z-axis gaps and achieve smoother, more precise prints with their 8mm threaded rods. |
Detailed Reviews
Discover the top 10 Z Axis Lead Screws for 3D printers and CNC machines, carefully selected based on expert reviews and customer feedback. Each product is evaluated for performance, durability, and value, ensuring you find the perfect upgrade for your needs. Whether you prioritize precision, smoothness, or affordability, this guide has you covered—start exploring now!
1. 2PCS 400mm(15.75 Inches)Tr8x8 Lead Screw with T8 Brass Nut (Acme Thread, 2mm Pitch, 4 Starts, 8mm Lead) for LCD DLP SLA 3D Printer Z Axis and CNC Machine

Get ready to upgrade your 3D printer or CNC machine with these high-quality lead screws! They are made from durable SUS304 stainless steel and come with brass nuts for smooth, reliable operation.
These screws are 400mm long and 8mm in diameter. The pitch is 2mm, and the lead is 8mm. They feature an Acme thread for precision.
You’ll receive two lead screws with brass nuts, perfect for your Z-axis or CNC projects. Plus, enjoy a 30-day money-back guarantee and a 1-year warranty for complete peace of mind!
| Pros | Cons |
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Perfect For:
This lead screw set is perfect for 3D printer and CNC machine owners who need reliable Z-axis movement. It’s ideal for upgrades or replacements, ensuring smooth and precise operation.
Ready to Purchase?
2. Redrex 365mm T8 Z Axis Lead Screw Z Rod Stainless Steel Threaded Rod with Brass Nut Z-axis Upgrade Kit for Ender 3 V2/Ender 3 V2 Neo/Ender 3 Pro/Ender 3/Ender 3 Neo/Voxelab 3D Printer

The Redrex 365mm T8 Z Axis Lead Screw is compatible with Ender 3 V2, Pro, Neo, and Voxelab 3D printers. It upgrades your printer with a dual Z-axis design to cut vibration and boost stability.
Made of stainless steel and paired with a brass nut, this kit resists rust and wear. Its 365mm length and 8mm diameter fit snugly, offering long-term use with no extra parts needed.
The dual Z-axis reduces layer ripple. Prints turn out smoother and more precise. Installation is quick—no spacers required.
| Pros | Cons |
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Perfect For:
This Z-axis upgrade kit is perfect for 3D printer owners who want to improve their Ender 3 or Voxelab printer’s accuracy and stability. It’s easy to install and works great for anyone looking to reduce layer ripples and upgrade their printer’s performance.
Ready to Purchase?
3. Horex 3D Printer PTFE Grease 1.76 oz Silicone Lubricant Printing Linear Rail Lead Screw X Y Z Axis CNC Gear Paste Multipurpose Maintenance Accessories for En der 3 5 V3 SE Office Home Equipment

Horex 3D Printer PTFE Grease keeps your printer running smoothly and quietly. It’s made with premium PTFE and silicone to reduce friction and prevent dust buildup. This multipurpose grease works for all key parts, from linear rails to lead screws.
Use it in extreme temperatures, from -40℃ to 200℃. Horex’s after-sales team is ready to help with any questions you have.
| Pros | Cons |
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Perfect For:
This Horex 3D Printer PTFE Grease is perfect for 3D printer enthusiasts and makers who want to ensure their machines run smoothly. It’s ideal for anyone looking to reduce friction, prevent dust buildup, and extend the life of their printer’s moving parts.
Ready to Purchase?
4. Iverntech NEMA 17 Stepper Motor with Integrated 150mm T8 Lead Screw for RepRap Prusa i3 3D Printers Z Axis or CNC Machine

The Iverntech NEMA 17 Stepper Motor is a powerful upgrade for your 3D printer or CNC machine. It features a high-torque motor with a 2mm pitch and 4 starts, delivering an 8mm lead for precise movement. This motor is designed for stability and smooth operation.
With its integrated 150mm T8 lead screw, this motor offers a seamless connection, eliminating the need for shaft couplings. The brass nut ensures durability and smooth motion, while the 1-meter motor wire provides flexibility in installation. It’s a perfect fit for the Z-axis of your Prusa i3 3D printer.
This NEMA 17 motor is a great replacement for your 3D printer’s Z-axis, offering improved performance and reliability. It’s a must-have upgrade for any 3D printing enthusiast.
| Pros | Cons |
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Perfect For:
This Iverntech NEMA 17 Stepper Motor is perfect for 3D printer and CNC machine owners. It’s great for upgrading or replacing the Z axis on Prusa i3 printers.
Ready to Purchase?
5. 2pcs 200mm Tr8X2 Lead Screw with T8 Brass Nut for 3D Printer Machine Z Axis(Acme Thread, 2mm Pitch, 1 Start, 2mm Lead)

The 2pcs 200mm Tr8X2 Lead Screw is perfect for your 3D printer or CNC machine. Made from high-quality SUS304 stainless steel and featuring a brass nut, this lead screw ensures durability and smooth operation.
This set includes two lead screws that are 200mm long. They have an 8mm diameter and a 2mm pitch. Ideal for use in the Z axis of machines like the Ender 5 Series, they are easy to install and use.
| Pros | Cons |
|---|---|
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Perfect For:
This 2-piece set of 200mm Tr8x2 lead screws with T8 brass nuts is perfect for 3D printer enthusiasts and CNC machine builders looking for precise Z-axis movement. If you’re working on an Ender 5 Series 3D printer or a similar project, these stainless steel screws and brass nuts will help you achieve smooth and accurate results.
Ready to Purchase?
6. Dual Z-axis Ball Screw SFU1204 Upgrade Kit for Ender -3 Pro/Ender 3 V2/Ender 3 Neo/Ender 3 V2 Neo 3D Printer with Corresponding CNC Machining Metal Accessories from ChowThink

Upgrade your Ender 3D printer with the Dual Z-axis Ball Screw SFU1204 Kit. This kit replaces dual motors with a single Z-axis motor, reducing noise and shaking. It’s compatible with Ender 3 Pro, V2, Neo, and V2 Neo models.
Enjoy higher precision and smoother running with the ball screw design. It’s 2-4 times more efficient than trapezoidal screws. The kit includes CNC-machined accessories for easy installation.
Made from high-strength steel, this kit ensures durability and accuracy. Not compatible with Ender 3 S1. Contact support for installation help within 24 hours.
| Pros | Cons |
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Perfect For:
This Dual Z-axis Ball Screw SFU1204 Upgrade Kit is perfect for 3D printer enthusiasts who want higher precision and smoother prints. It’s ideal for Ender 3 Pro, Ender 3 V2, Ender 3 Neo, and Ender 3 V2 Neo users looking to upgrade their Z-axis with reliable, high-quality parts.
Ready to Purchase?
7. uxcell 6Pcs Tr8x4 Lead Screw Brass Nut, Trapezoidal Screw Diameter 10mm Pitch 2mm Lead 4mm (2 Starts) for A 3 CR-10 CR-10s Z Axis CNC 3D Printer Parts

The uxcell 6Pcs TR8x4 lead screw brass nuts are made of durable brass. They fit 10mm diameter trapezoidal screws with a 4mm lead and 2mm pitch. These nuts ensure precision and durability in mechanical systems.
Designed for smooth motion, they reduce friction and noise. Ideal for 3D printers, CNC machines, and other equipment needing reliable linear movement.
| Pros | Cons |
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Perfect For:
This uxcell 6Pcs Tr8x4 Lead Screw Brass Nut is perfect for 3D printer owners and CNC machine users who need reliable and durable parts. It’s ideal for upgrading or repairing your CR-10 or CR-10s Z Axis.
Ready to Purchase?
8. 2pcs 400mm Tr8X2 Lead Screw with T8 Brass Nut for 3D Printer Machine Z Axis(Acme Thread, 2mm Pitch, 1 Start, 2mm Lead)

Get ready for smoother 3D prints! These Tr8x2 lead screws are built for precision. They’re perfect for your Z-axis needs.
Crafted from durable SUS304 stainless steel, these screws are made to last. The brass nut ensures a perfect fit and reliable movement.
Upgrade your 3D printer or CNC machine with this essential duo. You’ll experience enhanced accuracy and better results every time.
| Pros | Cons |
|---|---|
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Perfect For:
This product is perfect for 3D printer builders and CNC machine users needing durable, precise components. It works well with LCD DLP SLA printers and Ender 5 Series Z axis setups.
Ready to Purchase?
9. 2-Pack CR10 Z axis T8 Anti Backlash Spring Loaded Nut Elimination Gap Brass Nuts for Upgrade Ender 3 Ender 3s Ender 3 Pro V2 CR-10 Tornado 3D Printer 8mm Acme Threaded Rod (Nuts)

Upgrade your 3D printer with these T8 anti-backlash nuts! They are designed to eliminate gaps and improve your prints.
These nuts fit 8mm Acme threaded rods. They have a pitch of 2mm and a lead of 8mm. The package includes two brass nuts.
Get smoother, more accurate prints with this essential upgrade. It’s a simple way to boost your 3D printing performance.
| Pros | Cons |
|---|---|
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Perfect For:
This product is perfect for 3D printer owners using Ender 3, CR-10, or similar models needing anti-backlash upgrades. It ensures smooth Z-axis movement and precise prints with its spring-loaded brass nuts.
Ready to Purchase?
10. 2pcs T8 Anti Backlash Spring Loaded Nut Elimination Gap Nut Z-axis for Upgrade Ender 3 Ender 3s Ender 3 Pro V2 CR-10 Tornado 3D Printer 8mm Acme Threaded Rod

2pcs T8 Anti Backlash Spring Loaded Nut reduces wobble. Eliminates gap on Z-axis. Fits 8mm Acme threaded rods.
Made of brass and stainless steel, this nut boosts durability. It ensures high precision for 3D printers like Ender 3, CR-10, and Tornado models.
Easy to install, it upgrades smoothness and accuracy. Low cost but high value for DIY 3D printers or engraving machines.
| Pros | Cons |
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Perfect For:
This anti-backlash nut is perfect for 3D printer enthusiasts looking to upgrade their Ender 3, CR-10, or similar printers. It’s ideal for anyone wanting to eliminate Z-axis gaps and achieve smoother, more precise prints with their 8mm threaded rods.
Ready to Purchase?
Buying Guide
Upgrade your 3D printer or CNC machine with the best Z-axis lead screws. These parts boost precision and smoothness for better prints.
Factors to Consider When Buying Z-Axis Lead Screws:
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Material: Choose stainless steel or brass for durability and rust resistance. These materials ensure long-term use.
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Thread Type: Acme threads or ball screws offer smooth motion. Ball screws are quieter and faster, while Acme threads are reliable.
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Pitch and Lead: Pitch affects speed and precision. Lead determines movement per rotation. Match these to your machine’s needs.
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Length and Diameter: Ensure the length and diameter fit your machine. Common sizes are 8mm diameter and 200mm to 400mm length.
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Compatibility: Check if the screw works with your 3D printer or CNC model. Some kits are brand-specific.
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Installation: Look for easy-to-install kits. Pre-assembled parts save time and effort.
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Warranty and Support: Choose products with warranties and customer support. This ensures peace of mind and help when needed.
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Price and Value: Balance cost with quality. High-quality screws offer better performance and longevity.
Engaging Experience:
Upgrading your Z-axis lead screw is a game-changer. You’ll notice smoother prints, less vibration, and improved precision. Whether you’re a hobbyist or a pro, these upgrades make your machine more reliable and efficient.