WhichOne › DIY store & garden › fastening › nut › knurled nut

The best knurled nuts in comparison

Guaranteed independent and reliable
Millions of satisfied users every year
Last updated on 17.07.2025

Filter

Sort

Brand:Reduced items only:

Best choice

HOLMOL Threaded Inserts for Plastic 360PCS, Heat Insert Assortment Set, Brass Metric Knurled Nuts M2 M2.5 M3 M4 M5 M6mm for 3D Printer Parts

HOLMOL

9,9

Check price

Show on Amazon

show more show less

Features

USER-FRIENDLY INSTALLATION Embedding with heat simplifies the process, protecting your workpieces and achieving a professional finish.
HIGH-QUALITY BRASS INSERTS Made of corrosion-resistant brass, these threaded inserts offer unmatched durability and reliability for various tasks.
MULTIPURPOSE USE From 3D printers to plastic assemblies, these brass threaded inserts provide a versatile, strong solution for your projects.

221PCS Thread Knurled Brass Nuts, M2 M2.5 M3 M4 M5 M6 Insert Embedment Nuts Assortment Kit Female Knurled Threaded Insert Nuts for 3D Printing(6 Specifications)

Ruicaifu

10% off

9,8

Check price

Show on Amazon

show more show less

Features

Premium Material The thread knurled brass nuts and bolts are made of high-hardness brass, durable, corrosion-resistant, thermally conductive, can be used for a long time and can be installed in many different types of materials.
Wonderful Workmanship Our female thread knurled nuts have high precision, deep threads, are compatible with corresponding screws, and are not prone to slipping. And the surface of the nut is smooth and free of burrs, which will not hurt your hands, so you can use it with confidence.
Wide Application The female thread knurled nuts are designed for thermoplastics, such as laptop plastic casings, 3D printers, mobile phone casings, automotive plastic parts, and so on.
What You Get The package includes 60pcs M2 thread knurled brass nuts, 40pcs M2.5 thread knurled brass nuts, 60pcs M3 thread knurled brass nuts, 30pcs M4 thread knurled brass nuts, 20pcs M5 thread knurled brass nuts, 10pcs M6 thread knurled brass nuts and 1pcs bent-foot tweezers. Nuts of different specifications for you to choose, enough quantity for you to replace and use.

Knurled Thumb Nuts A1 Stainless Steel Threaded Nut (4, M5 / 5mm High Type)

Universal Hardware

9,8

Check price

Show on Amazon

show more show less

Features

Quality Knurled Nuts A1 Stainless Steel
Regular High Type DIN466, Thin Type DIN467

Recommendation

INCLY 440PCS Threaded Inserts M2 M2.5 M3 M4 M5 M6 Female Thread Metric Knurled Nuts Assortment Kit Brass Heat Set Inserts for Plastic and 3D Printing Components

INCLY

5% off

9,7

Check price

Show on Amazon

show more show less

Features

Excellent Torque Resistance The threaded inserts exterior has a high-precision and clear thread knurling design after the copper insert is thermally injected into the plastic part, due to the embossing process on the outer diameter of the product, it forms a certain friction force and bite force with the product after forming, which can ensure a high tightening force, making your work more convenient and efficient.
High Quality Brass Material Threaded inserts for plastic are made of high quality brass which has excellent thermal conductivity, anti-oxidation , durability properties, and does not release harmful substances, ensuring ensuring that each nut inserts will last for a long time.
Easy to Use Brass threaded inserts can be mounted into parts of 3D printers by heat set insert, ultrasonic.Another major use is to inject the product into some plastic parts, which can form an effective internal thread after installation.
Wide Applications This threaded inserts can be embedded in a wide range of plastics, and a variety of sizes ensure that you can choose from different hole sizes and thread sizes. It is widely used in the fields of electronics, hardware, lighting, toys, bathrooms, furniture, medical, sports equipment and other industries.

qxayxa 305 Pcs Brass Knurled Threaded Insert, M2 M2.5 M3 Female Thread Brass 3D Printing Thread Knurled Press-in Insert Nuts, Embedment Nuts for Plastic Shell 3D Printing Parts

qxayxa

9,5

Check price

Show on Amazon

show more show less

Features

Brass Knurled Threaded Insert Nuts Embedment nuts are designed with a clean surface and oblique thread knurled pattern, easy to insert and use, can be easily installed into the 3D printer with heat and fit perfectly.
Complete Thread Design Excellent thermal conductivity enables the nut to heat quickly and insert easily, knurled nut adopts high-precision thread design to ensure balanced high tightening and loosening torque and high pull-out force, you can insert them precisely into the 3D printed in the hole.
Multi-scenario Application Suitable for injection molding to achieve tight fixation, can be installed into threaded taper holes by super heating, or molded during injection. Widely used in 3D printers, laptop plastic casings, automobiles, electrical injection molding, etc.
Package Includes You will receive 305 pieces in total, sizes include 90 pcs m2x2.5x3.2, 45 pcs m2x3x3.2, 30 pcs m2x4x3.2, 30 pcs m2.5x4x3.5, 30 pcs m2.5x5x3.5 , 30 pcs m3x4x5, 30 pcs m3x5x5, 20 pcs m3x6x5, various sizes to meet the needs of different fields.

130 PCS M3 3D Printing Brass Knurled Nuts M3 Threaded Insert Threaded Insert Knurled Nuts for Loptop Automotive Plastic Shells

Euliber

9,4

Check price

Show on Amazon

show more show less

Features

Package Includes The package contains 130pcs 3D printing brass nuts, super large quantity can meet your needs. Please ensure that the size of the nuts can well match your 3D printer
Material The M3 threaded insert nuts made of brass, extremely sturdy, not easy to break or deform. Excellent thermal conductivity also makes your 3D printer to work more effectively
Application These knurled brass nuts can be inserted into various plastics, such as PC, PA, PLA, ABS, PETG, etc. Suitable for installing on 3D printers, electrical molding machines, electrical injection molding, automotive or laptop molding plastic shells, etc
Standard Size 3mm inner diameter, 4.6mm outer diameter, and 5.7mm in length. The diameter of the front of the nut is slightly smaller, Which can easily target the reserved 3D printing

Giantree 10 Pcs Metric M8 Star Shape Knurled Clamping Nuts, Black Plastic Screw-On Handle Clamping Knob Grip Assortment for Machinery Equipment Latche

Giantree

9,3

Check price

Show on Amazon

show more show less

Features

Package List Our package contains 10 well-packaged through-hole m8 nut with a head diameter of 30mm and an internal thread diameter 8mm, meeting your daily needs. Please confirm the size before purchasing, the black plastic handle clip handle is ideal for manual adjustments in mechanical engineering.
Unique Design The star knobs handle design of the wing nut allows you to hold it more comfortably, the internal threads are clear and complete, and the force is evenly distributed. Through Hole Knob is ergonomically designed with an anti-slip effect and will not scratch your hands.
High-quality Materials The M8 wing nuts are made of high-quality plastic and copper materials. Anti-rust and corrosion-resistant. The knurled nut is well made, has no edges or burrs, is beautiful, sturdy, and durable, and has a long service life. The star clamp nut internally threaded button fits perfectly with compatible threads for a secure installation that won't slip.
Easy to Use Hold the M8 threaded rods handle firmly so it doesn t come loose easily. Screw-in design, easy to install, remove and adjust. Can be put back on tightly without slipping and can be installed with just one hand, saving you time.

HANGLIFE Rivet Nut, M10 Metric Rivnut - Flat Head Nutserts, Zinc Plated Carbon Steel Knurled Body Threaded Insert Nuts, 40 Pieces

Hanglife

18% off

9,3

Check price

Show on Amazon

show more show less

Features

Durable Construction Our rivet nuts are made from premium carbon steel and zinc-plated for exceptional corrosion resistance and durability. The flat head and knurled body ensure a strong, secure grip in various materials.
Wide Applications Perfect for a variety of home improvement and repair tasks. Whether you're fixing furniture, working on automotive projects, or handling small construction jobs, these rivnuts are reliable and versatile.
Easy Installation Installing these nutserts is a breeze. Simply insert them into pre-drilled holes and use a manual, pneumatic, or electric rivet nut gun or tool to compress and secure. The straightforward process makes assembly quick and efficient.
Practical Rivet Insert Set This set includes 40 rivet nuts with an M10 Metric thread, providing a practical solution for your fastening needs. Explore various sizes and options at HANGLIFE to find the perfect fit for your specific requirements.

120PCS 3D Printing Brass Nuts M3x4x5mm Threaded Insert Knurled Brass Nuts M3 Female Thread Knurled Heat Embedment Nut Inserts for 3D Printing Parts Automotive Plastic Shell

Sliverdew

4% off

9,3

Check price

Show on Amazon

show more show less

Features

Product Size Each M3 threaded insert measures approximately M3x4x5mm M3x0.16x0.2inch. Please ensure that they fit the size of your 3D printer for optimal performance.
Precisely Installation Featuring twill thread knurled patterns, these brass nuts offer excellent torque resistance. The small diameter of the front end allows for precise insertion into 3D printing holes without scratching precious parts.
Package Content Includes 100 pieces of M3 threaded inserts for 3D printing, ensuring you have an ample supply for your needs.

300 Pcs Brass Threaded Inserts, M2 M2.5 M3 M4 M5 M6 Knurled Nuts for 3D Printing - Female Thread, Embedment Nuts for 3D Printer Plastic Parts

Qeapug

9,3

Check price

Show on Amazon

show more show less

Features

300 Pcs Brass Knurled Threaded Inserts 30 pcs for each size m2x2.5x3.2, m2x3x3.2, m2x4x3.2, m2.5x4x3.5, m2.5x5x3.5, m3x4x5, m3x5x5, m3x6x5; 10 pcs for each size m4x4x6, m4x6x6, m4x8x6, m5x6x7, m5x10x7, and 5 pcs m6x8x8, 5 pcs 1 4-20x12.7x8, sufficient quantity and rich sizes to meet the needs of multiple scenarios and fields.
Bevel Knurling Design The surface of brass knurled nuts is designed with an oblique thread knurling pattern for tight meshing. The internal high-precision thread design creates a certain friction and bite force during use, which can be firmly fixed and prevent it from falling off.
Easy to Install and Use Excellent thermal conductivity allows threaded insert nuts to heat quickly and insert easily, and can be easily installed into a 3D printer by heating and fit perfectly. It has excellent connection, locking and fastening effects.

This ranking is created through algorithmic analysis of millions of products tailored specifically to your search. We aim to find the most suitable product for you based on manufacturer information and price. The ranking reflects our opinion and should serve as a good starting point for your purchase. We would like to point out that we have not tested the products ourselves and link to selected online shops and partners from which we may receive compensation.

You might also be interested in these knurled nuts.

sourcing map Knurled Thumb Nuts, 8Pcs M6 Carbon Steel Nut High Head Through Hole for 3D Printer Part, Black

Thread Size M6 Pitch 1mm 0.04"; Large end diameter 12mm 0.47"; Small end diameter 12mm 0.47"; Total thickness 12mm 0.47".

Check price

SG Store 10Pcs 304 Stainless Steel Knurled Thumb Nuts M3 M4 M5 M6 M8 Thin Type Knurled Nut Replacement Part Hand Grip Low Type Knob Nut, DIN 467

Material Made from 304 stainless steel, these thumb nuts offer excellent resistance to corrosion and rust, ensuring long-lasting performance in various environments.

Check price

200 Pcs Threaded Inserts for Wood, M2 M2.5 M3 M4 M5 M6 Heat Set Insert with Tweezers Brass Metric Knurled Nuts Assortment Kit for 3D Printing

Threaded Inserts Our set contains 200 pcs of commonly used M2, M2.5, M3, M4, M5, M6 heat set inserts. Catering to versatile 3D printing needs.

~~£ 9.99~~

Check price

Threaded Inserts Brass Knurled Nuts 300PCS, Heat Set Insert for 3D Printing Components, Brass Nut Knurled Inserts Twill Thread Insert Nut, Knurleds Thread Press-in Nuts (M2 M2.5 M3 M4 M5 M6 1/4 Size)

Threaded Inserts Brass Knurled Nuts 300PCS Threaded inserts sets. Sizes include 30PCS M2x2.5x3.2, 30PCS M2x3x3.2, 30PCS M2x4x3.2, 30PCS M2.5x4x3.5, 30PCS M2.5x5x3.5 , 30PCS M3x4x5, 30PCS M3x5x5, 30PCS M3x6x5, 10PCS M4x4x6, 10PCS M4x6x6, 10PCS M4x8x6, 10PCS M5x6x7, 10PCS M5x10x7, 5PCS M6x8x8, 5PCS 1 4-20x12.7x8. Total in box, Various sizes to meet the needs of different fields.

Check price

Create idea M4 DIN466 Knurled Thumb Nuts Female Thread 304 Stainless Steel Silver Round Hand Grip Knob Locking Nuts Pack of 10

High type DIN 466.

Check price

Tanstic 42Pcs Knurled Thumb Nuts, M3 M4 M5 M6 M8 M10 Round Knobs Fasteners with Nickel Plated Adjusting Nuts Metric Thread

Easy to Use Our adjusting nuts are designed with knurled surface and clear slotted head, which can be easily tightened, installed and removed by hand. No tools required.

Check price

PrecisionGeek Knurled Thumb Nuts M6 x 5mm, Stainless Steel, 20mm Diameter, Female Lock Nut Adapter, Flat Head, Set of 4 – for Audio, DIY, Mechanical Projects

Precision M6 x 5mm Threading Engineered for a perfect fit with standard M6 bolts and studs, ensuring reliable fastening and easy, repeatable adjustments.

Check price

120pcs 3D Printing Brass Knurled Nuts, M4x6x6mm Threaded Inserts Heat Set Insert Tip for M4 & 1 Welding Adapter Heat Embedment Nut Printing Accessories Compatible with Weller SP40NUS and T18 Irons

Packing lncluded Contains 120 3D printed brass nuts, 1 soldering adapter, 1 soldering iron tip. Sufficient quantity to meet your needs for connecting numerous 3D devices.

Check price

CEEYSEE 10PCS Through Hole Stars Knob M6 Female Thread Nut Clamping Knob Grip Plastic Knurled Knob Handle Internal Thread Clamping Screw Knob for Machinery and Industrial Equipment (MHLM/M6)

Packaging Quantity 10 Pcs; Colour Black.

~~£ 6.99~~

Check price

Qrity 20 PCS Threaded Insert Knurled Nuts, M4x5x5.5mm Female Thread Brass Nuts, 3D Printing Threaded Insert, for Fastening Fixing Injection Molding

High-Quality The threaded inserts are made of brass, have high mechanical strength, are not easily deformed or broken, and are suitable for applications with high torque or pressure.

Check price

Sourcingmap 10pcs M4x100mm 304 Stainless Steel Knurled Hex Socket Head Bolts Nuts w Washers

Nut Width 7mm 0.28"; Size M4x100mm, 10pcs

Check price

M3 M4 M5 M6 M8 M10 Nickel Plated Carbon Steel Hand Tighten Knurled Thumb Nuts Handle With Nuts (M6（5pcs）)

Work Purpose Used with bolts or screws screwed together for fastening parts.

Check price

The best knurled nuts in comparison

Guaranteed independent and reliable

Features

Features

Features

Features

Features

Features

Features

Features

Features

Features

You might also be interested in these knurled nuts.

Our offer