Steel Rivnuts / Nutserts – Flanged & Serrated Threaded Inserts | M4 - M10 | All Sizes & Quantities | UK Stock

Flanged Steel Rivnuts (Nutserts) – Threaded Insert Solutions for Thin Materials

Our premium-quality Flanged Steel Rivnuts — also known as Nutserts — offer a strong, permanent internal thread in materials that are too thin to tap, such as sheet metal, plastics, composites, and hollow tubing.

Featuring a large flange and knurled body, these rivet nuts provide excellent pull-out resistance, superior torque prevention, and reliable fastening for a wide range of industrial and DIY applications.

🔩 Product Features:

• Material: Heavy-duty zinc-plated steel

• Flanged Head: Reinforces the hole and improves load distribution

• Knurled/Serrated Body: Prevents rotation within drilled or punched holes

• Open-Ended Design: Ideal for through-bolt or stud insertion

• Easy Installation: Suitable for manual and pneumatic rivnut tools

📏 Sizes & Drill Hole Guides:

• M4 Nutsert → Use 6mm drill hole

• M5 Nutsert → Use 7mm drill hole

• M6 Nutsert → Use 9mm drill hole

• M8 Nutsert → Use 11mm drill hole

• M10 Nutsert → Use 13mm drill hole

💡 Recommended: Drill hole should be approx. 0.1mm larger than rivet body for secure fit

📦 Quantities Available:

10, 25, 50 & 100
(Select size & quantity from dropdown)

⚙️ Ideal Applications:

• Sheet Metal Fabrication

• Automotive, Motorcycle & Bicycle Repairs

• Furniture Assembly & Flat-Pack Reinforcement

• Metal Cabinets & Enclosures

• Electrical Panels

• DIY Projects & Restoration

• Marine, Aerospace, and Construction

🚚 Shipping & Delivery:

• FREE UK Delivery via Royal Mail 48

• Upgrades Available:

  • Royal Mail 24 – £1

  • FedEx Tracked Next Day – £5

• Same-Day Dispatch before 1PM

• VAT Invoice Supplied with Every Order

• Tracked & Signed International Shipping Available

🔩 Reliable Threads in Thin or Fragile Materials – Upgrade with Steel Rivnuts Today

Whether you're a professional engineer, mechanic, or DIY enthusiast, our flanged steel rivnuts provide robust, anti-rotation, high-strength threaded solutions.