Are you looking for the best 17mm bore pulleys to improve your machine’s performance? Discover high-quality options that ensure smooth operation, durability, and the perfect fit for your DIY or industrial needs.
17mm bore pulleys are essential tools for smooth machine operation. They fit various belts and improve performance. These pulleys are perfect for DIY projects and industrial use.
Made from durable materials, they last long and work reliably. Their precise design ensures no slipping or wobbling. This makes them ideal for motors, drills, and more.
Discover the best 17mm bore pulleys for your needs. Find the perfect fit and boost your machine’s efficiency. Read on to learn more!
List of Top 10 17mm Bore Pulleys
| Image | Title | Best For | Price |
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HARFINGTON Single Groove Pulley 17mm Fixed Bore 40mm Outer Diameter Aluminum Alloy with Hex Wrench for Drilling Machine 6mm PU Round Belt |
This pulley fits DIY fans who love small projects. |
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uxcell 1Pcs Single Groove Pulley, 17mm Fixed Bore 50mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wrench for 6mm PU Round Belt |
This speedy tool fits model makers and DIY fans well. It works with motor shafts easily. Your machines run fast. |
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uxcell Aluminum 20 Teeth 17mm Bore 5mm Pitch Timing Belt Pulley for 15mm Belt |
This pulley is perfect for engineers, DIY enthusiasts, and makers who work with milling machines, drills, and 3D printers. You need it to keep your timing belt working right. |
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CHANCS Outer Diameter 100mm Single Groove Pulley 17mm Fixed Bore Pulley for Drilling Machine 6MM PU Round Belt |
This pulley is the perfect choice for model makers, mechanical builders, and anyone using a drill press or mini spindle. It fits 17mm shafts perfectly with a drilling machine. |
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CHANCS Outer Diameter 80mm Single Groove Pulley 17mm Fixed Bore Pulley for Drilling Machine 6MM PU Round Belt |
This pulley is perfect for motors and drills. Model makers and hobbyists build strong tools with it. |
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CHANCS Outer Diameter 60mm Single Groove Pulley 17mm Fixed Bore Pulley for Drilling Machine 6MM PU Round Belt |
This pulley is perfect for DIY enthusiasts and hobbyists working on small motors, mini spindles, or model transmissions. It’s also ideal for drilling machines needing a reliable 6mm PU round belt setup. |
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Phoenix Mfg. V-Groove Idler Pulley, 4” Diameter, 17mm Bore, Steel |
This Phoenix Mfg. V-Groove Idler Pulley is perfect for anyone needing a reliable pulley for their 4L/A belts. With its 17mm bore and steel build, it’s ideal for smooth, durable performance. |
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CHANCS Double Groove V-Type Pulley 40mmOD 17mm Fixed Bore Pulley for Motor Drive Wheel 6mm(1/4″) PU Round Belt |
This pulley is perfect for DIY lovers and hobbyists who need a reliable and durable part for their small machines. It’s great for drilling, milling, or spindle projects. |
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uxcell Aluminum XL 30 Teeth 17mm Bore Timing Belt Idler Pulley Flange Synchronous Wheel for 10mm Belt 3D Printer CNC |
This pulley is perfect for anyone using a 3D printer or CNC machine. It’s great for smooth belt movement and fits 10mm belts. |
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Zyaobei-Timing Pulley 40mm 60mm 80mm 100mm V-Belt Pulley Single Groove A- Type V-Belt Pulley, Used widely (Bore Diameter : 17mm, Width : 100mm) |
This Zyaobei-Timing Pulley is perfect for anyone who needs a reliable and durable part for their machinery. It’s great for milling machines, CNC lathes, or drilling machines. |
Detailed Reviews
Our experts chose the best 17mm bore pulleys for your machines. We tested each one to ensure they are strong. Read our list to find the perfect tool for your project.
1. HARFINGTON Single Groove Pulley 17mm Fixed Bore 40mm Outer Diameter Aluminum Alloy with Hex Wrench for Drilling Machine 6mm PU Round Belt

The HARFINGTON Single Groove Pulley is a compact and durable tool for drilling machines. It’s made of aluminum alloy, ensuring stable and smooth operation. Perfect for 6mm PU round belts, it fits motors, micro spindles, and more.
Key dimensions include a 17mm fixed bore and 40mm outer diameter. It comes with a hex wrench for easy installation. High-speed rotation is shake-free, reducing noise and improving belt stability.
Installation is simple: match the pulley’s inner diameter to your shaft’s size. Note: avoid mixing it with 16mm outer diameter pulleys. This pulley is ideal for precise transmission tasks.
| Pros | Cons |
|---|---|
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Perfect For:
This pulley fits DIY fans who love small projects.
It is built for motor repairs and easy setup.
Ready to Purchase?
2. uxcell 1Pcs Single Groove Pulley, 17mm Fixed Bore 50mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wrench for 6mm PU Round Belt

The uxcell Single Groove Pulley is a durable and reliable tool for belt transmission. It’s designed for smooth operation and high efficiency.
Made of aluminum alloy, it’s strong, corrosion-resistant, and stable. The groove design ensures precise alignment and reduces errors.
It’s easy to install and works with 6mm PU round belts. Perfect for motors, micro spindles, and model transmissions.
| Pros | Cons |
|---|---|
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Perfect For:
This speedy tool fits model makers and DIY fans well. It works with motor shafts easily. Your machines run fast.
Ready to Purchase?
3. uxcell Aluminum 20 Teeth 17mm Bore 5mm Pitch Timing Belt Pulley for 15mm Belt

Precision-crafted from aluminum alloy, this timing belt pulley is durable and lightweight. It features 20 teeth, a 17mm bore, and a 5mm pitch, making it a perfect fit for 15mm timing belts.
Ideal for machinery transmission, it’s widely used in milling machines, 3D printers, and drilling machines. Its reliable design ensures smooth and efficient operation in various applications.
Package includes: 1 timing belt pulley. Easy to install. Ready for use.
| Pros | Cons |
|---|---|
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Perfect For:
This pulley is perfect for engineers, DIY enthusiasts, and makers who work with milling machines, drills, and 3D printers. You need it to keep your timing belt working right.
Ready to Purchase?
4. CHANCS Outer Diameter 100mm Single Groove Pulley 17mm Fixed Bore Pulley for Drilling Machine 6MM PU Round Belt

This CHANCS pulley has a smooth surface that fits perfectly on shafts. The inner hole measures precisely to prevent wobbling during operation.
It has a single groove width of 7mm and fits standard round belts. Install it on motors or drill machines for stable performance. Match the inner diameter to your shaft size for best results.
| Pros | Cons |
|---|---|
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Perfect For:
This pulley is the perfect choice for model makers, mechanical builders, and anyone using a drill press or mini spindle. It fits 17mm shafts perfectly with a drilling machine.
Ready to Purchase?
5. CHANCS Outer Diameter 80mm Single Groove Pulley 17mm Fixed Bore Pulley for Drilling Machine 6MM PU Round Belt

The CHANCS 80mm Single Groove Pulley is built for precision and durability. Its 17mm fixed bore fits 6mm PU round belts perfectly, making it ideal for drilling machines.
It runs smoothly and won’t slip, thanks to its accurate design. Use it for motors, mini spindles, and model transmissions. Always match the shaft size for a perfect fit.
| Pros | Cons |
|---|---|
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Perfect For:
This pulley is perfect for motors and drills. Model makers and hobbyists build strong tools with it.
Ready to Purchase?
6. CHANCS Outer Diameter 60mm Single Groove Pulley 17mm Fixed Bore Pulley for Drilling Machine 6MM PU Round Belt

The CHANCS Outer Diameter 60mm Single Groove Pulley is perfect for drilling machines. It fits a 6mm PU round belt and has a fixed 17mm bore. Its precise inner hole ensures smooth, durable performance.
This pulley is ideal for motors, mini spindles, and model transmissions. It comes ready to use with no extra parts needed.
| Pros | Cons |
|---|---|
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Perfect For:
This pulley is perfect for DIY enthusiasts and hobbyists working on small motors, mini spindles, or model transmissions. It’s also ideal for drilling machines needing a reliable 6mm PU round belt setup.
Ready to Purchase?
7. Phoenix Mfg. V-Groove Idler Pulley, 4” Diameter, 17mm Bore, Steel

The Phoenix Mfg. V-Groove Idler Pulley is a strong steel tool. It has a 4-inch diameter and fits 17mm bores. This pulley is made to last.
It works with 4L/A belts and is 0.695 inches wide. The bearing inside measures 0.669 inches. This ensures smooth, reliable use.
With a 0.236-inch front offset, it’s easy to set up. Multiple bore options make it flexible for many jobs.
| Pros | Cons |
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Perfect For:
This Phoenix Mfg. V-Groove Idler Pulley is perfect for anyone needing a reliable pulley for their 4L/A belts. With its 17mm bore and steel build, it’s ideal for smooth, durable performance.
Ready to Purchase?
8. CHANCS Double Groove V-Type Pulley 40mmOD 17mm Fixed Bore Pulley for Motor Drive Wheel 6mm(1/4″) PU Round Belt

The CHANCS Double Groove V-Type Pulley is a durable and reliable tool. It’s made of high-quality aluminium, so it won’t rust easily. This pulley is perfect for motor drive wheels.
It works smoothly with low noise and vibration. The double groove design makes it easy to adjust. It fits 6mm (1/4″) PU round belts.
This pulley is great for DIY projects. Use it in drilling machines or milling machines. It’s a long-lasting choice for your needs.
| Pros | Cons |
|---|---|
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Perfect For:
This pulley is perfect for DIY lovers and hobbyists who need a reliable and durable part for their small machines. It’s great for drilling, milling, or spindle projects.
Ready to Purchase?
9. uxcell Aluminum XL 30 Teeth 17mm Bore Timing Belt Idler Pulley Flange Synchronous Wheel for 10mm Belt 3D Printer CNC

The uxcell Aluminum XL 30 Teeth 17mm Bore Timing Belt Idler Pulley is a durable and reliable component made from aluminum alloy. It’s designed for 10mm belts and features 30 teeth with a 17mm bore diameter, making it ideal for precision machinery.
This pulley ensures 30-point contact with the belt, reducing slippage risk. It’s widely used in CNC machines, lathes, and drilling machines. Each package includes one pulley.
| Pros | Cons |
|---|---|
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Perfect For:
This pulley is perfect for anyone using a 3D printer or CNC machine. It’s great for smooth belt movement and fits 10mm belts.
Ready to Purchase?
10. Zyaobei-Timing Pulley 40mm 60mm 80mm 100mm V-Belt Pulley Single Groove A- Type V-Belt Pulley, Used widely (Bore Diameter : 17mm, Width : 100mm)

The Zyaobei-Timing Pulley is a single-groove A-type V-belt pulley made from durable aluminium alloy. It comes in 40mm, 60mm, 80mm, and 100mm sizes with a 17mm bore diameter and 100mm width. This pulley is built to last and works well in various machines.
It’s widely used in milling machines, CNC lathes, gear shapers, and drilling machines. Its simple design makes it easy to use in many machinery applications.
| Pros | Cons |
|---|---|
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Perfect For:
This Zyaobei-Timing Pulley is perfect for anyone who needs a reliable and durable part for their machinery. It’s great for milling machines, CNC lathes, or drilling machines.
Ready to Purchase?
Buying Guide
17mm bore pulleys are essential tools for smooth machine operation. They fit various belts and improve performance. These pulleys are perfect for DIY projects and industrial use.
Choosing the right 17mm bore pulley can boost your machine’s efficiency. Here’s a simple guide to help you make the best choice. Consider these factors to find the perfect fit for your needs.
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Material:
Pulleys made from aluminum alloy or steel are durable and long-lasting. They resist corrosion and handle high speeds well. -
Bore Size:
Ensure the 17mm bore matches your shaft size perfectly. A precise fit prevents wobbling and slipping. -
Groove Type:
Choose single groove for round belts or V-groove for V-belts. The right groove ensures smooth operation. -
Outer Diameter:
The outer diameter affects speed and torque. Larger diameters work well for lower speeds and higher torque. -
Application:
Consider your machine type. Pulleys for drilling machines, 3D printers, or motors have specific designs. -
Ease of Installation:
Look for pulleys with hex wrenches or simple designs. Easy installation saves time and effort. -
Noise and Vibration:
High-quality pulleys reduce noise and vibration. This ensures smooth and reliable performance. -
Price and Quality:
Balance cost with quality. A durable pulley is a long-term investment that saves money over time.
With these factors in mind, you’re ready to find the best 17mm bore pulley for your needs. Enjoy smooth operation and improved efficiency in your projects!