Best 11.5mm Brass Inserts

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
[ 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

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.

View on Amazon (paid link)
ROZILO 10PCS 20mm x 11.5mm MXR Style Brass Insert Skirted AMP Knobs Effect Pedal Knobs Black 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.

View on Amazon (paid link)
ROZILO 10PCS 20mm x 11.5mm MXR Style Brass Insert Skirted AMP Knobs Effect Pedal Knobs Blue 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.

View on Amazon (paid link)
VILLFUL M10 Threaded Brass Nuts Knurled Female Thread 11.5mm 20mm Length Fit for Plastic Enclosures 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.

View on Amazon (paid link)
20pc M8 OD 10mm Height 8-25mm Solid Brass Knurled Threaded Insert Nut Blind Hole Embedded for Plastic 3D Printing(M8*25 * 11.5mm) 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.

View on Amazon (paid link)
20pc M8 OD 10mm Height 8-25mm Solid Brass Knurled Threaded Insert Nut Blind Hole Embedded For Plastic 3D Printing(M8*25 * 11.5mm) 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.

View on Amazon (paid link)
20pc M8 OD 10mm Height 8-25mm Solid Brass Knurled Threaded Insert Nut Blind Hole Embedded for Plastic 3D Printing(M8*25 * 11.5mm) 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.

View on Amazon (paid link)
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) 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.

View on Amazon (paid link)
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) 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.

View on Amazon (paid link)
Yukiomi 10PCS 20mm x 11.5mm MXR Style Brass Insert Skirted AMP Knobs Effect Pedal Knobs Grey 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.

View on Amazon (paid link)

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

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
  • Strong metal threads for 3D printed parts
  • Easy press fit and mold use
  • Brass build for long life
  • Clean, pro look for finished parts
  • Bulk pack of 1000 pcs
  • May not fit very thin wall parts
  • Needs tools for clean press‑fit
  • Not ideal for soft plastics

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

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
  • Strong brass insert for a firm fit.
  • Set screw helps keep it secure.
  • Easy to install on 6.4mm shafts.
  • Great for pedals and amp controls.
  • Set of 10 gives good value.
  • Tight fit on some 6mm potentiometers.
  • Small size may be difficult for large hands.
  • Plastic body feels less premium than solid metal.

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

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
  • Perfect fit for 6.4mm/1/4″ shafts with set screw.
  • Durable brass insert ensures long-lasting use.
  • Set of 10 for multiple guitar or pedal needs.
  • Easy replacement for volume and tone controls.
  • Bright blue color adds stylish look to gear.
  • May not fit shafts smaller than 6.4mm
  • Plastic body may feel less durable than metal
  • Set screw can loosen over time

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

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
  • Smooth, burr-free surface ensures easy installation and firm fit.
  • Brass material offers high strength and strong tolerance.
  • Knurled design allows tight fixing in plastic enclosures.
  • M10 size fits 3D printed holes with simple soldering.
  • Small size may be hard to handle.
  • Brass can cost more than basic parts.
  • Needs heat for easy install.

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)

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
  • Easy to install with heat or ultrasonic methods.
  • Versatile sizes for all fastening needs.
  • Strong grip ensures stable connections every time.
  • Durable brass for reliable use in any industry.
  • Limited height options for very small projects.
  • Specific tools needed for heat or ultrasonic mounting.
  • Harder to install without the right equipment.

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)

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
  • High-quality brass stays strong and conducts heat well.
  • Many sizes work for all your project needs.
  • Easy to install with simple tools or heat.
  • Tough build makes 3D prints much more solid.
  • Works everywhere from laptops to cars and more.
  • Limited to specific hole sizes, may not fit all projects.
  • Requires special tools or methods for installation.
  • Not suitable for high-stress applications, may loosen over time.

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)

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
  • Solid brass for long life and strength.
  • Knurled grip keeps the nut firmly in place.
  • Blind hole stops leaks and messy glue.
  • High heat makes it easy to fit.
  • Get strong threads for all your 3D prints.
  • Slightly limited to M8 size only
  • May require special tools for installation
  • Not ideal for soft plastics without reinforcement

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)

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
  • Durable brass stays strong for a very long time.
  • Find the best size for all of your needs.
  • Get a firm grip on all of your projects.
  • Global standards mean you can trust the high quality.
  • Choose the right fit for a fast and easy fix.
  • Limited size options may not fit all projects.
  • Brass material can be heavy for lightweight designs.
  • No color variety for aesthetic customization.

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)

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
  • Durable brass insert nuts for long-lasting use.
  • Versatile sizes fit various fastening needs.
  • Reliable performance meets international standards.
  • Strong fastening for manufacturing and construction.
  • Limited size options for specific applications.
  • Requires precise hole preparation for installation.
  • Not ideal for high-temperature environments.

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

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
  • Durable brass inserts ensure a secure, long-lasting fit.
  • Classic MXR style adds a professional, vintage look.
  • Premium skirted design offers precise and easy adjustments.
  • High-quality grey finish complements any pedal board.
  • Ten-piece set provides excellent value for your gear.
  • May not fit all shaft types
  • Small size can be hard to grip
  • Plastic build may feel light

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.

  • Size and fit: Check the 11.5mm length first. Make sure it matches your part. A good fit helps the insert stay in place.

  • 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.

  • Outer shape: Look at the knurled or smooth body. A knurled body grips plastic well. This can help stop spin and pull out.

  • Material quality: Choose solid brass for strength. Brass can last a long time. It also resists wear well.

  • Use case: Pick inserts made for your job. Some work best for 3D prints. Some fit plastic boxes or other soft parts.

  • 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.

  • 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.

  • 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.

  • 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.

  • Pack size: Think about how many you need. Small packs suit test jobs. Bulk packs suit large builds.

  • Durability: Look for parts that can take wear. Good inserts should hold up over time. This matters for parts used again and again.

  • 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.