Looking for the best 11.5mm brass inserts? We offer a top guide to help you choose the best brass inserts for a strong grip, smooth fit, and professional finish, making your projects simple and fun.
Find the best 11.5mm brass inserts for your next big project. These parts offer a strong grip and a very smooth fit. They make every task feel simple and fun.
Users love the firm hold these brass inserts provide today. Your builds will look clean and professional with every single use. Feel the joy of a perfectly snug fit every time.
We have the top guide to help you choose the best. Learn why these parts are the smart choice for you.
List of Top 10 11.5mm Brass Inserts
| Image | Title | Best For | Price |
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[ J&J Products ] M4 Brass Insert, 11.5 mm (Length), Female Thread, Press Fit/Injection Mold Type, 1000 pcs |
This M4 Brass Insert is perfect for makers and manufacturers who want to add strong, professional-looking threads to their 3D printed parts. It’s easy to use and works great for press fitting or injection molding. |
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ROZILO 10PCS 20mm x 11.5mm MXR Style Brass Insert Skirted AMP Knobs Effect Pedal Knobs Black |
These black knobs are perfect for people who build or fix guitar gear. They fit pedals and amps with a 6.4mm shaft. Each knob has a strong brass insert for durability. They are easy to turn and look clean on your equipment. Use them to replace old knobs and make your gear work and look great. |
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ROZILO 10PCS 20mm x 11.5mm MXR Style Brass Insert Skirted AMP Knobs Effect Pedal Knobs Blue |
This set is for musicians. These knobs fit your gear. They look great. They are tough. They work well for pedals and amps. |
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VILLFUL M10 Threaded Brass Nuts Knurled Female Thread 11.5mm 20mm Length Fit for Plastic Enclosures |
VILLFUL M10 Threaded Brass Nuts are perfect for DIY enthusiasts and professionals who need strong, reliable parts for their projects. Whether you’re working with plastic enclosures, 3D printing, or injection molding, these knurled female thread nuts are easy to install and fit perfectly for a secure hold. |
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20pc M8 OD 10mm Height 8-25mm Solid Brass Knurled Threaded Insert Nut Blind Hole Embedded for Plastic 3D Printing(M8*25 * 11.5mm) |
This product is perfect for anyone who needs a strong and reliable fastening solution for 3D printing or manufacturing projects. It’s easy to use and works well in electronics, hardware, and more. |
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20pc M8 OD 10mm Height 8-25mm Solid Brass Knurled Threaded Insert Nut Blind Hole Embedded For Plastic 3D Printing(M8*25 * 11.5mm) |
These brass threaded inserts are perfect for anyone working with 3D printing, manufacturing, or electronics. They’re easy to use and work well with plastic parts, making them ideal for fastening needs. |
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20pc M8 OD 10mm Height 8-25mm Solid Brass Knurled Threaded Insert Nut Blind Hole Embedded for Plastic 3D Printing(M8*25 * 11.5mm) |
This is perfect for 3D printing fans, makers, and repair pros who need a strong, easy-fit insert for plastic parts. It is also great for electronics, boards, and daily build work that needs a safe, lasting hold. |
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20pc M6 OD 8mm Height:4~20mm Solid Brass Knurled Threaded Insert Nut Blind Hole Embedded for Plastic 3D Printing Components(M6*8 * 11.5mm) |
This is perfect for makers, 3D‑printing fans, and anyone who needs a strong, steady, and easy‑to‑use insert for plastic parts. It also suits builders who want a reliable hold that lasts. |
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20pc M8 OD 10mm Height:8~25mm Solid Brass Knurled Threaded Insert Nut Blind Hole Embedded for Plastic 3D Printing Components(M8*25 * 11.5mm) |
This M8 threaded insert nut is perfect for anyone working with 3D-printed parts or plastic components. It’s ideal for those needing a strong, reliable fastening solution in manufacturing or construction. |
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Yukiomi 10PCS 20mm x 11.5mm MXR Style Brass Insert Skirted AMP Knobs Effect Pedal Knobs Grey |
These grey brass insert knobs are perfect for guitar players and pedal builders who want a simple, strong, and easy fit. They are also great for anyone who needs a fast knob swap for a guitar amp, effect pedal, or Jazz Bass. |
Detailed Reviews
Discover the best 11.5mm brass inserts that fit quickly and hold firmly. These inserts offer strong, reliable performance for your projects. Trust this guide to help you find the perfect fit every time.
1. [ J&J Products ] M4 Brass Insert, 11.5 mm (Length), Female Thread, Press Fit/Injection Mold Type, 1000 pcs
![[ J&J Products ] M4 Brass Insert, 11.5 mm (Length), Female Thread, Press Fit/Injection Mold Type, 1000 pcs](https://m.media-amazon.com/images/I/31aaXptlZcL._SL500_.jpg)
J&J Products M4 brass inserts give your parts a strong, clean metal thread. They fit tight and stay in place.
They add a firm hold. They make parts look neat. They help your work feel solid.
| Pros | Cons |
|---|---|
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Perfect For:
This M4 Brass Insert is perfect for makers and manufacturers who want to add strong, professional-looking threads to their 3D printed parts. It’s easy to use and works great for press fitting or injection molding.
Ready to Purchase?
2. ROZILO 10PCS 20mm x 11.5mm MXR Style Brass Insert Skirted AMP Knobs Effect Pedal Knobs Black

The ROZILO 10PCS AMP Knobs are made for your guitar or effect pedal. They fit a 6.4mm (1/4″) shaft and have a strong brass insert.
You get 10 knobs in a set. They are plastic with a brass insert and a set screw. Use them to control volume or tone. Make sure to check the size before buying.
| Pros | Cons |
|---|---|
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Perfect For:
These black knobs are perfect for people who build or fix guitar gear. They fit pedals and amps with a 6.4mm shaft. Each knob has a strong brass insert for durability. They are easy to turn and look clean on your equipment. Use them to replace old knobs and make your gear work and look great.
Ready to Purchase?
3. ROZILO 10PCS 20mm x 11.5mm MXR Style Brass Insert Skirted AMP Knobs Effect Pedal Knobs Blue

These blue knobs fit your gear. They have a strong brass insert.
The skirted style looks great. Use them for your effect pedals.
Each set has ten pieces. They are easy to install. Your amps will look new.
| Pros | Cons |
|---|---|
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Perfect For:
This set is for musicians. These knobs fit your gear. They look great. They are tough. They work well for pedals and amps.
Ready to Purchase?
4. VILLFUL M10 Threaded Brass Nuts Knurled Female Thread 11.5mm 20mm Length Fit for Plastic Enclosures

These brass nuts are strong. They fit into plastic boxes.
The threads are clean. They stay in place. These nuts last long.
The size is right. Use them for your work.
| Pros | Cons |
|---|---|
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Perfect For:
VILLFUL M10 Threaded Brass Nuts are perfect for DIY enthusiasts and professionals who need strong, reliable parts for their projects. Whether you’re working with plastic enclosures, 3D printing, or injection molding, these knurled female thread nuts are easy to install and fit perfectly for a secure hold.
Ready to Purchase?
5. 20pc M8 OD 10mm Height 8-25mm Solid Brass Knurled Threaded Insert Nut Blind Hole Embedded for Plastic 3D Printing(M8*25 * 11.5mm)

Brass nuts stay strong. They fit plastic well. Use these for 3D prints.
The threads are deep. Each nut is solid.
The knurled grip holds. These nuts are tough. Buy a 20 piece set.
| Pros | Cons |
|---|---|
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Perfect For:
This product is perfect for anyone who needs a strong and reliable fastening solution for 3D printing or manufacturing projects. It’s easy to use and works well in electronics, hardware, and more.
Ready to Purchase?
6. 20pc M8 OD 10mm Height 8-25mm Solid Brass Knurled Threaded Insert Nut Blind Hole Embedded For Plastic 3D Printing(M8*25 * 11.5mm)

These brass threaded inserts are made from top‑quality brass. They handle heat well for plastic shaping.
They come in many sizes from 8mm to 25mm tall. You can install them with heat or sound waves.
They work for 3D printers and car parts. They are strong and long lasting. Use them for many fastening jobs.
| Pros | Cons |
|---|---|
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Perfect For:
These brass threaded inserts are perfect for anyone working with 3D printing, manufacturing, or electronics. They’re easy to use and work well with plastic parts, making them ideal for fastening needs.
Ready to Purchase?
7. 20pc M8 OD 10mm Height 8-25mm Solid Brass Knurled Threaded Insert Nut Blind Hole Embedded for Plastic 3D Printing(M8*25 * 11.5mm)

Solid brass knurled threaded inserts are built to last. They fit M8 holes and work with plastic materials. Use them for 3D printing, electronics, or construction.
These inserts are reliable and meet global standards. They come in a bulk pack, perfect for various projects.
| Pros | Cons |
|---|---|
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Perfect For:
This is perfect for 3D printing fans, makers, and repair pros who need a strong, easy-fit insert for plastic parts. It is also great for electronics, boards, and daily build work that needs a safe, lasting hold.
Ready to Purchase?
8. 20pc M6 OD 8mm Height:4~20mm Solid Brass Knurled Threaded Insert Nut Blind Hole Embedded for Plastic 3D Printing Components(M6*8 * 11.5mm)

Solid brass knurled threaded insert nuts are perfect for 3D printing and plastic components. They come in a 20-piece set, ready for your projects.
Wear-resistant and durable, these nuts are built to last. They fit M6 threads with an 8mm outer diameter. Use them for strong, reliable fastening.
Complete size options meet various needs. They are widely used in manufacturing and construction. International standards ensure reliable performance.
| Pros | Cons |
|---|---|
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Perfect For:
This is perfect for makers, 3D‑printing fans, and anyone who needs a strong, steady, and easy‑to‑use insert for plastic parts. It also suits builders who want a reliable hold that lasts.
Ready to Purchase?
9. 20pc M8 OD 10mm Height:8~25mm Solid Brass Knurled Threaded Insert Nut Blind Hole Embedded for Plastic 3D Printing Components(M8*25 * 11.5mm)

This solid brass insert nut gives you strong hold with simple use. It stays firm under stress. It lasts a long time.
The knurled design grips well in plastic parts. The size range fits many build needs. It works in both 3D printing and tough build jobs.
It meets global standards for quality. Check that the nut size fits your task.
| Pros | Cons |
|---|---|
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Perfect For:
This M8 threaded insert nut is perfect for anyone working with 3D-printed parts or plastic components. It’s ideal for those needing a strong, reliable fastening solution in manufacturing or construction.
Ready to Purchase?
10. Yukiomi 10PCS 20mm x 11.5mm MXR Style Brass Insert Skirted AMP Knobs Effect Pedal Knobs Grey

Upgrade your guitar or pedal with these knobs. They come in a set of 10. Each one has a brass insert.
They fit a 6.4mm shaft. The base is 20mm wide and 10mm tall. Use them to replace volume or tone controls.
The knobs are grey and plastic. Be sure to check the size before you buy.
| Pros | Cons |
|---|---|
|
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Perfect For:
These grey brass insert knobs are perfect for guitar players and pedal builders who want a simple, strong, and easy fit. They are also great for anyone who needs a fast knob swap for a guitar amp, effect pedal, or Jazz Bass.
Ready to Purchase?
Buying Guide
Best 11.5mm Brass Inserts make builds feel easy. They give a tight hold. They help parts stay firm.
People like the clean fit they get. The work feels smooth. The end result looks neat and strong.
These inserts can save time. They can also cut down on slips. That makes each job feel better.
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Size and fit: Check the 11.5mm length first. Make sure it matches your part. A good fit helps the insert stay in place.
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Thread type: Match the thread size to your screw. Common sizes include M4, M6, and M8. The right thread gives a safe and snug hold.
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Outer shape: Look at the knurled or smooth body. A knurled body grips plastic well. This can help stop spin and pull out.
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Material quality: Choose solid brass for strength. Brass can last a long time. It also resists wear well.
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Use case: Pick inserts made for your job. Some work best for 3D prints. Some fit plastic boxes or other soft parts.
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Install method: Check if the insert uses heat, press fit, or both. The right method makes setup easier. It also helps the insert sit straight.
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Hole size: The hole must match the insert. If the hole is too wide, the grip may be weak. If it is too tight, the part may crack.
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Grip strength: A good insert should stay put under load. Strong grip helps with repeat use. This is key for parts you open and close often.
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Finish and shape: A clean finish can help with smooth install. It can also help the part look better. Small shape details can change how well it works.
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Pack size: Think about how many you need. Small packs suit test jobs. Bulk packs suit large builds.
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Durability: Look for parts that can take wear. Good inserts should hold up over time. This matters for parts used again and again.
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Project match: Make sure the insert fits your full build plan. The best part is the one that suits your job. A good match saves time and stress.
Choose the insert that fits your part well. Check the size, thread, and grip. That is the smart way to buy.