Top Nut Inserts for Fasteners and Assembly

The best Nut Inserts includes ruthex M3 Brass Heat Set Inserts [100 pcs], Ktehloy 400Pcs Brass Threaded Inserts Kit, Kadrick [420Pcs] Metric Brass Threaded Inserts and many others as mentioned below.

1

ruthex M3 Brass Heat Set Inserts [100 pcs]

  • M3 threaded inserts for 3D printed parts.
  • 100 pieces of high-quality brass inserts.
  • Easy heat or ultrasonic installation.
  • Stable and long-lasting with excellent corrosion resistance.
  • Compatible with various thermoplastics like PLA and ABS.
  • Strong hold with easy application and removal.
  • Lead-free design for safe usage.
  • Average Rating out of 5:
  • Price Range: $10.99
  • Size: 1/4“-20 (20pcs),Box M2/M3/M4/M5 (270pcs),M2x4 (70pcs),Box #2-56 #4-40 #8-32 #10-24,#2-56 (70pcs),M2,5x5.7 (70pcs),M3Sx4.0 SHORT (100pcs),M3Sx4.0 SHORT(100pcs),M3x5x4 VORON (100 pcs),M3x5.7 (100pcs),M4Sx4.0 SHORT (50pcs),M4x8.1 (50pcs),#4-40 (100pcs),M5Sx5
  • Color: Metric Threaded Insert
  • Material: Brass
2

Ktehloy 400Pcs Brass Threaded Inserts Kit

  • High-quality brass for durability and corrosion resistance.
  • Withstands temperatures over 300°C / 572°F.
  • Precision threading prevents slippage during use.
  • 45-degree knurling enhances torque resistance and strength.
  • Easy installation with heating or ultrasonic methods.
  • Compatible with various thermoplastics and applications.
  • Convenient storage in labeled compartmentalized boxes.
  • Average Rating out of 5:
  • Price Range: $15.98
  • Color: gold
  • Material: Brass
3

Kadrick [420Pcs] Metric Brass Threaded Inserts

  • 420Pcs of brass threaded inserts included.
  • Compatible with M3, M4, and M5 specifications.
  • Ideal for 3D printing applications.
  • High-quality brass ensures durability and corrosion resistance.
  • Knurled design provides superior gripping strength.
  • Clear labeling for easy identification of sizes.
  • 24-month warranty for customer satisfaction.
  • Average Rating out of 5:
  • Price Range: $19.97
  • Color: yellow
  • Material: Brass
4

Hanglife M4 Heat-Set Brass Inserts (100 pcs)

  • Perfect for 3D printed components.
  • Easy heat or ultrasound installation.
  • Secure hold with knurled nuts.
  • Durable brass construction.
  • Corrosion and thermal resistant.
  • Compatible with various thermoplastics.
  • Includes 100 M4 threaded inserts.
  • Average Rating out of 5:
  • Price Range: $9.99
  • Color: M4 x D6 x L6(100pcs)
  • Material: Brass
5

PGMJ 80 Pcs 1/4" Threaded Inserts

  • 80 pieces of 1/4"-20 threaded inserts.
  • High-quality carbon steel construction for durability.
  • Includes 9.0 mm twist drill for easy installation.
  • Compatible with hex socket drive tools.
  • Perfect for hardwood and solid wood applications.
  • Wear-resistant design for long-lasting use.
  • Ideal for furniture assembly and embellishments.
  • Average Rating out of 5:
  • Price Range: $6.22
  • Color: 1/4"-20 x 20mm
  • Material: Carbon Steel
6

E-Z LOK Brass Threaded Inserts (Pack of 25)

  • Ideal for hardwood applications like furniture and cabinets.
  • Proprietary knife thread ensures superior holding power.
  • Available in brass or stainless steel options.
  • Designed for hard woods like oak and maple.
  • Easy installation with screwdriver or optional E-Z LOK tool.
  • Prevents stripping and thread erosion effectively.
  • Pack of 25 for versatile project needs.
  • Average Rating out of 5:
  • Price Range: $21.27
  • Material: Brass
7

ZWMSSLL 1/4"-20 Heat Set Inserts (30 pcs)

  • Lead-free brass construction for safety and durability.
  • 30 pieces of 1/4"-20x6x8 threaded inserts included.
  • High thermal conductivity withstands over 300°C / 585°F.
  • 45-degree angled knurling for enhanced torque resistance.
  • Easy installation with common soldering iron.
  • Compatible with various thermoplastic materials.
  • Reusable by carefully removing from components.
  • Average Rating out of 5:
  • Price Range: $9.99
  • Size: M1.0x1.5x2mm,M1.0x1.8x2mm,M1x2x2mm,M1.0x2.5x2mm,1/4"-20x5x8,1/4"-20x6x8,1/4"-20x8x8,1/4"-20x10x8,M1.2x3x2mm,M1.4x2.5x2.3mm,M1.4x4x2.3mm,M1.6x5x2.5mm,M1.7x6x2.5mm,M2x3x3mm,M2x3x4mm,M2x4x3.5mm,M2x4x4mm,M2x4.5x3mm,M2x5x3.5mm,M2x5x4mm,M2x6x3.5mm,M2x6x4mm,M2x7
  • Material: Brass
8

QSJ 130Pcs Brass Heat Set Inserts Kit

  • 130 high-quality brass threaded inserts included.
  • M3x4x5 size suitable for various applications.
  • Includes soldering iron tip for easy installation.
  • Durable brass material ensures long-lasting performance.
  • Perfect for 3D-printed plastic materials.
  • Enhances structural integrity of plastic products.
  • Easy embedding process for reliable fastening.
  • Average Rating out of 5:
  • Price Range: $6.97
  • Material: Brass
9

MewuDecor 5/16"-18 Threaded Inserts (25 PCS)

  • High-quality carbon steel construction for durability.
  • Color zinc plated for enhanced corrosion resistance.
  • Easy installation with included hex key tool.
  • Perfect for furniture manufacturing and repairs.
  • Internal thread size: 5/16"-18 for compatibility.
  • External diameter: 12.58mm for secure fit.
  • Package includes 25 inserts and 1 Allen wrench.
  • Average Rating out of 5:
  • Price Range: $8.99
  • Color: gray
  • Material: Steel
10

Sprite Science 1/4-20 Wood Inserts (40 Pack)

  • Durable 1/4-20 threaded inserts for wood projects.
  • Includes 40 pieces for various applications.
  • Hex drive design for easy installation.
  • Compatible with softer and harder woods.
  • 15mm length for secure fastening.
  • Drill appropriate size holes for best results.
  • Allen wrench included for convenience.
  • Average Rating out of 5:
  • Price Range: $9.39
  • Size: ‎1/4"-20,‎0.410 INCH / 10.4MM,‎1/4-20 x 15mm
  • Material: Carbon Steel
11

ELCJZDYO [300Pcs] Brass Heat Set Inserts

  • Includes 300 pieces of brass heat set inserts.
  • 15 sizes: M2, M2.5, M3, M4, M5, M6.
  • Perfect for 3D printed parts and retrofitting.
  • High-quality brass for durability and corrosion resistance.
  • Easy insertion with heat or ultrasound methods.
  • Secure fixation with opposite spiral knurled design.
  • Compatible with various plastics like PLA, ABS, PETG.
  • Average Rating out of 5:
  • Price Range: $10.99
  • Color: Gold
  • Material: Brass
12

Twidec 80PCS 1/4"-20 Threaded Inserts Kit

  • High-quality carbon steel construction for durability.
  • Perfect for repairing wooden furniture easily.
  • Includes 80 pieces for versatile use.
  • Compatible with soft and hard woods.
  • Smooth, non-slip finish ensures easy installation.
  • Comes with a hex wrench for convenience.
  • Ideal for various furniture applications and projects.
  • Average Rating out of 5:
  • Price Range: $7.99
  • Color: blue
  • Material: High Carbon Steel
13

Kindroufly 1/4"-20 Threaded Inserts (31 pcs)

  • 1/4"-20 x 25mm threaded inserts for easy installation.
  • Made of durable zinc plated carbon steel.
  • Corrosion and rust resistant for long-lasting use.
  • Provides superior holding power in wood applications.
  • Easy to install with included hex wrench.
  • Suitable for soft woods and plywood materials.
  • Packed in a sturdy cardboard box for convenience.
  • Average Rating out of 5:
  • Price Range: $6.98
  • Color: Multicolored
  • Material: Zinc Plated Carbon Steel
14

SoSo-BanTian1989 40pcs Brass Inserts 1/4"-20

  • 40pcs brass threaded inserts for versatile applications.
  • 1/4"-20 UNC size for standard compatibility.
  • Knurled design ensures superior grip and stability.
  • Heat set insert suitable for 3D printing.
  • Corrosion-resistant for long-lasting performance.
  • Easy installation with soldering iron or ultrasonic embedding.
  • Compatible with various thermoplastics like PLA and ABS.
  • Average Rating out of 5:
  • Price Range: $9.28
  • Material: Brass
15

uxcell M4 Brass Knurled Insert Nuts [50pcs]

  • Durable brass construction for long-lasting use.
  • M4 thread size for versatile applications.
  • Includes 50 knurled insert nuts in package.
  • Easy installation without counterbore or countersink.
  • High corrosion and heat resistance properties.
  • Ideal for 3D printing and electronic products.
  • Provides strong, reliable fixation in plastic materials.
  • Average Rating out of 5:
  • Price Range: $6.99
  • Size: M1 x 1.5mm x 2mm,M1 x 1.8mm x 2mm,M1 x 2mm x 2mm,M1 x 2.5mm x 2mm,M2 x 3mm x 3mm,M2 x 3mm x 3.5mm,M2 x 3mm x 4mm,M2 x 4mm x 3.5mm,M2 x 4mm x 4mm,M2 x 5mm x 3.5mm,M2 x 5mm x 4mm,M2 x 6mm x 3.5mm,M2 x 6mm x 4mm,M2 x 7mm x 3.5mm,M2 x 8mm x 3.5mm,M2.5 x 3mm x
  • Material: Brass
16

AGBOLO 60PCS 1/4-20 Wood Inserts

  • 60 inserts for various woodworking projects.
  • Simple installation with included hex key.
  • Strong, durable materials for long-lasting use.
  • Suitable for soft and hard woods.
  • Versatile for furniture, crafts, and repairs.
  • Ideal for professionals and DIY enthusiasts.
  • Customer support for satisfaction guaranteed.
  • Average Rating out of 5:
  • Price Range: $7.99
  • Material: Steel
17

Ktehloy M6 Brass Heat Set Inserts (50Pcs)

  • Includes 50 high-quality brass heat set inserts.
  • Perfect for 3D printing and plastic connections.
  • Durable brass withstands high temperatures over 300°C.
  • High-precision threading prevents slippage during use.
  • Easy installation with soldering iron or heating methods.
  • Compatible with various thermoplastics like PLA and ABS.
  • Enhances strength with 45-degree angled knurling.
  • Average Rating out of 5:
  • Price Range: $8.98
  • Material: Brass
18

INCLY 440PCS Brass Heat-Set Insert Kit

  • 440 pieces of brass threaded inserts included.
  • Compatible with M2 to M6 sizes.
  • Designed for plastic and 3D printing applications.
  • Includes soldering tips and iron adapter.
  • High-quality brass for durability and longevity.
  • Excellent torque resistance for secure fittings.
  • Wide applications across various industries.
  • Average Rating out of 5:
  • Price Range: $17.99
  • Material: Brass
19

Wadayu 100pcs Wood Threaded Inserts (1/4"-20)

  • 100pcs for extensive furniture repair projects.
  • Durable zinc plated steel for long-lasting use.
  • Corrosion resistant in harsh environments.
  • Compatible with hardwood and solid wood.
  • Easy installation with included drill and hex spanner.
  • Multiple sizes and colors to match furniture.
  • Perfect for nightstands, beds, and cabinets.
  • Average Rating out of 5:
  • Price Range: $15.98
  • Color: Gold
  • Material: Carbon Steel
20

Hapric M3 Brass Heat Set Inserts [200 Pcs]

  • 200 pieces of durable M3 brass inserts.
  • Easy soldering with matching M3 tips.
  • Strong, rust-resistant solid brass material.
  • Spiral knurled design for stability.
  • Compatible with various thermoplastics.
  • Includes tweezers and labeled storage box.
  • Perfect for reinforcing 3D printed parts.
  • Average Rating out of 5:
  • Price Range: $7.99
  • Color: Gold
  • Material: Brass
21

JROUTH [415Pcs] Brass Threaded Inserts Kit

  • Comprehensive kit with 415 high-quality inserts.
  • Includes M2, M3, M4, M5, M6 sizes.
  • Durable brass construction, resistant to deformation.
  • High-temperature resistance above 300°C / 572°F.
  • Easy installation with knurled patterns for stability.
  • Compatible with various plastics like PLA and ABS.
  • Ideal for 3D printing and injection molding projects.
  • Average Rating out of 5:
  • Price Range: $16.14
  • Color: 415pcs Nut Inserts
  • Material: Brass
22

Hanglife M3 Heat-Set Inserts (100 Pieces)

  • Perfect for reinforcing 3D printed components.
  • Effortless installation with M3 heat-set tip.
  • Knurled nuts resist torque and prevent pull-out.
  • Durable brass construction ensures corrosion resistance.
  • Compatible with various thermoplastics like PLA and ABS.
  • Includes 100 M3x5x4 threaded inserts.
  • Comes with a compatible M3 insert tip.
  • Average Rating out of 5:
  • Price Range: $11.99
  • Color: M3 x D5 x L4(100pcs)
  • Material: Brass
23

ZWMSSLL Threaded Inserts Kit (548 Pieces)

  • 548 pieces in 22 sizes for diverse needs.
  • Includes 8 soldering tips for easy installation.
  • High-quality brass ensures durability and corrosion resistance.
  • Remarkable thermal conductivity withstands high temperatures.
  • Precision craftsmanship enhances torque resistance and stability.
  • Compatible with various thermoplastics for versatility.
  • Reusable inserts for cost-effective applications.
  • Average Rating out of 5:
  • Price Range: $29.99
  • Color: UNC Threaded Insert
  • Material: Brass
24

QWORK Stainless Steel Insert Nut (20 Pack)

  • Durable stainless steel construction for long-lasting use.
  • Knife thread design ensures superior gripping power.
  • Easy installation with screwdriver or dedicated tool.
  • Compatible with hardwoods, softwoods, and composites.
  • Ideal for modular furniture assembly and repairs.
  • 20 pack for multiple projects and applications.
  • Designed for 1/4-20 internal thread compatibility.
  • Average Rating out of 5:
  • Price Range: $16.47
  • Color: 20 pack
  • Material: Stainless Steel
25

Hapric 191 PCS Wood Threaded Inserts Assortment

  • 191 PCS assorted wood threaded inserts included.
  • 10 sizes for versatile furniture assembly needs.
  • Made of strong, rust-free galvanized steel.
  • Easy installation with included hex wrench.
  • Suitable for various softwoods and fiberboard.
  • Reinforced label box for easy storage.
  • Perfect gift for DIY enthusiasts.
  • Average Rating out of 5:
  • Price Range: $21.99
  • Color: zinc plated
  • Material: Zinc Plated Carbon Steel
26

PGMJ M6 Threaded Insert Nuts (80 Pcs)

  • 80 pieces M6 threaded insert nuts included.
  • High-quality carbon steel construction for durability.
  • Internal thread size: M6, 10mm length.
  • Includes 9mm twist drill for easy installation.
  • Compatible with hardwood and solid wood furniture.
  • Hex socket drive for secure fastening.
  • Ideal for furniture replacement and repairs.
  • Average Rating out of 5:
  • Price Range: $8.59
  • Color: M6x10mm
  • Material: Carbon Steel
27

PATIKIL M10 to M8 Thread Adapter (6 Pcs)

  • Constructed from durable 303 stainless steel.
  • Reduces M10 to M8 threads effectively.
  • Length of 20mm for versatile applications.
  • Corrosion-resistant for enhanced longevity.
  • Includes 6 pieces for multiple uses.
  • Easy installation with screwdriver slot design.
  • Ideal for various manufacturing sectors and repairs.
  • Average Rating out of 5:
  • Price Range: $7.78
  • Size: M8xM10x20mm,M8xM12x24mm,M8xM12x25mm,M8xM14x12mm,M8xM14x18mm,M8xM16x20mm,M10xM12x10mm,M10xM12x12mm,M10xM12x15mm,M10xM12x20mm,M10xM14x10mm,M10xM14x12mm,M10xM14x15mm,M10xM14x16mm,M10xM14x20mm,M10xM16x15mm,M10xM16x20mm,M10xM16x25mm,M12xM8x30mm,M12xM16x15mm,M1
  • Color: Silver
  • Material: Stainless Steel
28

Jovlalis 170 PCS Threaded Inserts Kit

  • 170 pieces with 10 different sizes included.
  • Made from durable carbon steel material.
  • Color zinc plated for corrosion resistance.
  • Easy installation with hex wrench provided.
  • Fits standard 1/4" and 5/16" screws.
  • Organized in a reinforced storage case.
  • Ideal for carpenters and DIY enthusiasts.
  • Average Rating out of 5:
  • Price Range: $21.99
  • Color: zinc plated
  • Material: zinc plated carbon steel
29

Xrfoiniu 100pcs 5/16" Threaded Inserts

  • 100 pieces for extensive woodworking projects.
  • Made from high-quality carbon steel material.
  • Includes twist drill and hex spanner for convenience.
  • M8 internal thread ensures industry standard compatibility.
  • External diameter of 0.492 inches for secure fitting.
  • User-friendly installation guide for easy usage.
  • Durable design for long-lasting performance.
  • Average Rating out of 5:
  • Price Range: $16.59
  • Color: Gold
  • Material: Carbon Steel
30

QRITY Hex Drive Wood Inserts (20 Pcs)

  • High-quality zinc plated carbon steel construction.
  • Strong and durable, resistant to corrosion.
  • Hexagonal head for secure fastening force.
  • Easy installation with spanner or tool.
  • Compatible with softwoods like pine and plywood.
  • Ideal for cabinets, desks, and furniture.
  • Includes 20 pieces for various needs.
  • Average Rating out of 5:
  • Price Range: $7.99
  • Material: Carbon steel