Skip to main content
Home / Connectors and Fasteners / T-Nuts / Boat Nuts for 2020/3030/40/45 Profiles, Internal Fasteners M3/M4/M5/M6/M8

Attributes

Brand -
Category Industrial Small Parts / Connectors and Fasteners
Origin -
Material Carbon Steel
Surface Finish Zinc Plated
Thread Specification M3/M4/M5/M6/M8
Profile Series 2020/3030/4040/4545
Item Form T-Slot Nut
Package Count 50 Pieces
Product Weight 250 Grams
Color Silver
Strength Grade Class 8.8
Usage Aluminum Profile Connection

5 reviews

A

Anonymous

Mar 16, 2026

Rating: 5/5

Perfect Fit

These nuts slide into the 3030 channel smoothly. No binding issues at all. Highly recommend for framing projects.

A

Anonymous

Feb 24, 2026

Rating: 4/5

Good Overall

The threads are clean and precise. One nut was slightly difficult to insert but the rest were perfect. Good purchase.

A

Anonymous

Feb 14, 2026

Rating: 5/5

Sturdy Build

Very solid metal construction. The zinc plating looks durable and protects against rust. Great value for the price.

A

Anonymous

Feb 03, 2026

Rating: 5/5

Fast Delivery

Arrived earlier than expected. Packaging was secure. Used them for my workbench assembly without any problems.

A

Anonymous

Feb 01, 2026

Rating: 5/5

Exactly as Described

Matches the specifications listed. I ordered M5 for my 4040 profiles and they fit perfectly. Will order again.

5 FAQ

Q: What is the material hardness?

A: These are made from carbon steel with a strength grade of 8.8.

Q: Do these come with screws included?

A: No, this package contains only the T-nuts. Screws are sold separately.

Q: Are these compatible with European standard profiles?

A: Yes, they are designed for standard 2020 and 3030 series profiles.

Q: Is there a bulk discount for large orders?

A: Yes, please message us directly for pricing on quantities over 500 pieces.

Q: Can I return them if I order the wrong size?

A: Yes, please contact our customer service within 30 days for returns.

Explore your interests

View More
All Categories
Best Seller (30)
New List (30)
Metal Garden Bed - Large Size Vegetable Planter for Balcony and Home Gardening

Metal Garden Bed - Large Size Vegetable Planter for Balcony and Home Gardening

$1,033.00

Custom Travertine Stone Signage with Natural Marble 3D Lettering and Spherical Characters for Cafes, Clothing Stores, and Studios

Custom Travertine Stone Signage with Natural Marble 3D Lettering and Spherical Characters for Cafes, Clothing Stores, and Studios

$170.00

CANDLE.LAB | Realistic Cookie Series DIY Aromatherapy Plaster Candle Diffuser Handmade Silicone Mold

CANDLE.LAB | Realistic Cookie Series DIY Aromatherapy Plaster Candle Diffuser Handmade Silicone Mold

$12.00

Zhao Mengfu Calligraphy Copybook - Running Script 'Qingyun Zhi', Red-Traced Practice Paper for Beginners in Calligraphy

Zhao Mengfu Calligraphy Copybook - Running Script 'Qingyun Zhi', Red-Traced Practice Paper for Beginners in Calligraphy

$15.80

Aesthetic Street Scene Watercolor Line Art for Coloring, 16K Landscape Watercolor Coloring Book, Painting Book, Cotton Pulp Watercolor Album

Aesthetic Street Scene Watercolor Line Art for Coloring, 16K Landscape Watercolor Coloring Book, Painting Book, Cotton Pulp Watercolor Album

$15.80

Warehouse Nitrogen Sealing Generator - High-Purity Food-Grade PSA Skid-Mounted Container Equipment

Warehouse Nitrogen Sealing Generator - High-Purity Food-Grade PSA Skid-Mounted Container Equipment

$959.00

Ransheng UV Resin Gel, UV Crystal Glue for Gemstones, Ear Cuff Sealing, Dried Flower Molds, DIY Quick-Dry UV Epoxy

Ransheng UV Resin Gel, UV Crystal Glue for Gemstones, Ear Cuff Sealing, Dried Flower Molds, DIY Quick-Dry UV Epoxy

$44.00

Dairy Processing Production Line, Pasteurized Milk Equipment, Low-Temperature Sterilization and Fermentation Machine for Cow and Camel Milk

Dairy Processing Production Line, Pasteurized Milk Equipment, Low-Temperature Sterilization and Fermentation Machine for Cow and Camel Milk

$8,203.00

Blue Lint-Free Wiping Paper - Industrial Large Roll Oil-Absorbent Shop Towels

Blue Lint-Free Wiping Paper - Industrial Large Roll Oil-Absorbent Shop Towels

$62.00

Green-Red AB Glue 5-Minute Fast-Drying Acrylate AB Glue for Glass Ceramic Metal Structural Adhesive Quick Set

Green-Red AB Glue 5-Minute Fast-Drying Acrylate AB Glue for Glass Ceramic Metal Structural Adhesive Quick Set

$18.13

Northern Wei Dynasty Inscriptions: Twenty Pieces from Longmen [Rubbing] - Original Size Wei Bei Calligraphy Copybook from Luoyang Longmen Grottoes

Northern Wei Dynasty Inscriptions: Twenty Pieces from Longmen [Rubbing] - Original Size Wei Bei Calligraphy Copybook from Luoyang Longmen Grottoes

$40.30

Ru Kiln Celadon Ceramic Brush Washer Set - Large, Medium, and Small Ink Dishes for Chinese Calligraphy and Painting Supplies

Ru Kiln Celadon Ceramic Brush Washer Set - Large, Medium, and Small Ink Dishes for Chinese Calligraphy and Painting Supplies

$88.80

Multi-Layer Over-Toilet Storage Rack for Bathroom, Laundry Room, and Balcony - Floor Standing Organizer

Multi-Layer Over-Toilet Storage Rack for Bathroom, Laundry Room, and Balcony - Floor Standing Organizer

$44.96

Wrought Iron Solid Stainless Steel Letters – Minimalist Space Signage, Custom Metal Advertising Letters for Storefronts & Feature Walls

Wrought Iron Solid Stainless Steel Letters – Minimalist Space Signage, Custom Metal Advertising Letters for Storefronts & Feature Walls

$10.00

Shimoyama 304 Stainless Steel Telescopic Rod - Kitchen Sink Cutting Board Support Rack for Dish Drying and Cloth Hanging

Shimoyama 304 Stainless Steel Telescopic Rod - Kitchen Sink Cutting Board Support Rack for Dish Drying and Cloth Hanging

$74.80

Modified Wheel Lug Nuts Forged Steel High Strength for Lafesta Regal CT4 Civic Accord Crown Mazda3

Modified Wheel Lug Nuts Forged Steel High Strength for Lafesta Regal CT4 Civic Accord Crown Mazda3

$209.00

Milk Separator Machine - Electric Cream Skimmer and Butter Churn for Home and Commercial Use (Cow and Goat Milk)

Milk Separator Machine - Electric Cream Skimmer and Butter Churn for Home and Commercial Use (Cow and Goat Milk)

$946.00

Three-Phase Auto-Reclosing Leakage Circuit Breaker - Smart Phase Loss, Undervoltage, Overload Protection with 485 Communication for PV Grid Connection

Three-Phase Auto-Reclosing Leakage Circuit Breaker - Smart Phase Loss, Undervoltage, Overload Protection with 485 Communication for PV Grid Connection

$693.20

Multi-Function Vegetable Cutter Commercial Electric for Cafeterias Fully Automatic Chili Scallion Chopper Imitation Hand-Cut Leek Machine

Multi-Function Vegetable Cutter Commercial Electric for Cafeterias Fully Automatic Chili Scallion Chopper Imitation Hand-Cut Leek Machine

$1,600.00

Zhengtong ZT30 Fog Cannon - Micron-Level Humidification & Cooling Spray System for Steel Mills

Zhengtong ZT30 Fog Cannon - Micron-Level Humidification & Cooling Spray System for Steel Mills

$6,000.00

100Pcs Custom Clothing Hang Tags Personalized Plastic Securi

100Pcs Custom Clothing Hang Tags Personalized Plastic Securi

$125.94

Wall-Mounted Bathroom Storage Shelf, No-Drill Organizer for Sink, Shower, and Toilet Area

Wall-Mounted Bathroom Storage Shelf, No-Drill Organizer for Sink, Shower, and Toilet Area

$5.76

Thickened 5mm Wool Felt Mat for Calligraphy Practice - Premium Writing Pad for Students and Beginners, Part of Four Treasures of the Study Set

Thickened 5mm Wool Felt Mat for Calligraphy Practice - Premium Writing Pad for Students and Beginners, Part of Four Treasures of the Study Set

$2.80

Multi-Function Car Tire Stone Removal Tool with Hook for Picking Out Rocks

Multi-Function Car Tire Stone Removal Tool with Hook for Picking Out Rocks

$4.06

Label Stripping Machine – Semi-Automatic Unit for Beer, Baijiu, and Glass Bottle Label Removal; Custom Manufacturing Available

Label Stripping Machine – Semi-Automatic Unit for Beer, Baijiu, and Glass Bottle Label Removal; Custom Manufacturing Available

$19,980.00

High-Strength Manganese Steel Lifting Chain 6*18mm G80 Wear-Resistant Towing Chain

High-Strength Manganese Steel Lifting Chain 6*18mm G80 Wear-Resistant Towing Chain

$84.34

Touchmark Acrylic Markers for Elementary Art, Washable Watercolor Pens for Kids' Drawing and Painting

Touchmark Acrylic Markers for Elementary Art, Washable Watercolor Pens for Kids' Drawing and Painting

$10.80

Official Flagship Store Steel Tongue Drum, C Key, 6-inch, 11 Notes, Carbon Steel Performance Grade Instrument for Kids and Students

Official Flagship Store Steel Tongue Drum, C Key, 6-inch, 11 Notes, Carbon Steel Performance Grade Instrument for Kids and Students

$41.10

Outdoor Waterproof Backpack Camouflage Dry Bag with Wet/Dry Separation for Swimming, Rafting, and Trekking

Outdoor Waterproof Backpack Camouflage Dry Bag with Wet/Dry Separation for Swimming, Rafting, and Trekking

$8.42

[Save $50 on Order] Bundle: 5 Notebooks + 2 Pens + 20 Refills + 2 Grip Correctors

[Save $50 on Order] Bundle: 5 Notebooks + 2 Pens + 20 Refills + 2 Grip Correctors

$39.90