---
product_id: 239862869
title: "Broco M8 66 Long Rod Nut Hex Coupling, 2pcs Carbon Steel Hexagonal Sleeve Nut Standoff Threaded Fasteners"
brand: "broco"
price: "€ 33.49"
currency: EUR
in_stock: true
reviews_count: 8
category: "Broco"
url: https://www.desertcart.de/products/239862869-broco-m8-66-long-rod-nut-hex-coupling-2pcs-carbon
store_origin: DE
region: Germany
---

# M8 x 66mm precision threading Hexagonal design for secure grip & easy install Zinc-plated carbon steel corrosion resistance Broco M8 66 Long Rod Nut Hex Coupling, 2pcs Carbon Steel Hexagonal Sleeve Nut Standoff Threaded Fasteners

**Brand:** broco
**Price:** € 33.49
**Availability:** ✅ In Stock

## Summary

> 🔧 Lock in strength and style with Broco’s M8 Hex Coupling Nuts — don’t get left unscrewed!

## Quick Answers

- **What is this?** Broco M8 66 Long Rod Nut Hex Coupling, 2pcs Carbon Steel Hexagonal Sleeve Nut Standoff Threaded Fasteners by broco
- **How much does it cost?** € 33.49 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.de](https://www.desertcart.de/products/239862869-broco-m8-66-long-rod-nut-hex-coupling-2pcs-carbon)

## Best For

- broco enthusiasts

## Why This Product

- Trusted broco brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Precision Threading:** Smooth M8 x 1.25 threads ensure flawless fastening and a secure hold every time.
- • **Ergonomic Hex Design:** Standard hex shape prevents slippage, making installation effortless and reliable.
- • **Versatile Application:** Perfectly engineered for 51mm exhaust pipes, plus ideal for home, office, and industrial machinery.
- • **Industrial-Grade Strength:** Crafted from zinc-plated carbon steel for unmatched durability and rust resistance.
- • **Cost-Effective Maintenance:** Replace worn fasteners with these durable coupling nuts to keep your projects running smoothly.

## Overview

The Broco M8 66 Long Rod Nut Hex Coupling set includes two zinc-plated carbon steel hexagonal nuts designed for 51mm exhaust pipes. Featuring fully threaded M8 x 1.25 precision threads and a corrosion-resistant finish, these coupling nuts deliver industrial-grade strength and smooth installation. Ideal for a wide range of applications from machinery assembly to home repairs, they offer a reliable, cost-effective fastening solution.

## Description

Features:Material: These hexagonal nuts are made of zinc-plated carbon steel, which provides strength. The zinc coating offers good corrosion resistance. In addition, they will be an excellent replacement for industrial and construction fastenersDesign Features: The hex nut adopts the standard hexagonal design, the thread is smooth, beautiful and practical; the surface is smooth and even, and the fixing effect is better; It is not easy to slide when rotating and it is easy to install. Hot tips: This product only applies to 51mm exhaust pipes and can be inserted directly into the air intakeWidely Used: Rod fastening hexs are widely used in home and office appliances, communication equipment, ship assembly and other machinery industriesFunctions: Hex nuts carbon steel fittings are used to screw bolts, studs or metal screws for the purpose of fixing two parts together to make one partPerfect service: every customer has a satisfying shopping experience is our goal. If you have any questions about our products, do not hesitate to contact us, we will answer you quicklySpecification:Product material: carbon steelSurface treatment: galvanizedQuantity: 2pcsType: M8 * 66Applicable to: 51mm dedicatedThread pitch: M8*1.25*66Warm Tips:This product is only suitable for a 51mm exhaust pipe, which can be inserted directly into the air intake.Package list:2 * Standoffllow the wrap to set.

Review: yep .. worked - did what i needed them for
Review: As advertised - Product specifications as published. Satisfactory item.

## Features

- [Material]: These hexagonal nuts are made of zinc-plated carbon steel, which provides strength. The zinc coating offers good corrosion resistance. In addition, they will be an excellent replacement for industrial and construction fasteners
- [Design Features]: The Hex Coupling Nuts adopts the standard hexagonal design, the thread is smooth, beautiful and practical; the surface is smooth and even, and the fixing effect is better; It is not easy to slide when rotating and it is easy to install. Hot tips: This product only applies to 51mm exhaust pipes and can be inserted directly into the air intake
- [Widely Used]: Nut Studding Connector Fasteners are widely used in home and office appliances, communication equipment, ship assembly and other machinery industries
- [Functions]: Threaded rod fittings are used to screw bolts, studs or metal screws for the purpose of fixing two parts together to make one part
- [Maintenance & Repair]: Threaded fasteners designed for everyday use, these nuts offer a cost-effective solution for replacing lost or worn fasteners.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0814RYB8P |
| Best Sellers Rank | 260,188 in DIY & Tools ( See Top 100 in DIY & Tools ) 377 in Hex & Machine Screw Nuts |
| Brand Name | Broco |
| Colour | Silver |
| Compatible Groove Diameter | 8 Millimeters |
| Country Of Origin | China |
| Customer Reviews | 4.5 out of 5 stars 29 Reviews |
| Drive Style | External Hex |
| Exterior Finish | Carbon Steel,Zinc |
| Exterior finish | Carbon Steel , Zinc |
| Fastener Type | Coupling |
| Fastener type | Coupling |
| Finish Types | Finish |
| Grade Rating | industrial |
| Included Components | inc |
| Inside Thread Size | M 8 |
| Item Diameter | 8 Millimetres |
| Item Dimensions | 7 x 3 x 1.5 centimetres |
| Manufacturer | Broco |
| Manufacturer Part Number | Brocopiqz5cgx70 |
| Material | Zinc-plated Carbon Steel |
| Material Type | Zinc-plated Carbon Steel |
| Metal | Carbon Steel |
| Metal type | Carbon Steel |
| Number of Pieces | 2 |
| Screw Head Style | Hex |
| Set Name | Set of 2 |
| Size | M8 |
| Thread Class | Class 10 |
| Thread Coverage | Fully Threaded |
| Thread Size | M 8 |
| Thread Style | Hexagon socket |
| Thread Type | metric |
| Thread size | M 8 |
| UPC | 738607258660 |

## Product Details

- **Brand:** Broco
- **Colour:** Silver
- **Exterior finish:** Carbon Steel,Zinc
- **Fastener type:** Coupling
- **Finish type:** Finish
- **Item dimensions L x W x H:** 7 x 3 x 1.5 centimetres
- **Material:** Zinc-plated Carbon Steel
- **Metal type:** Carbon Steel
- **Thread size:** M 8
- **Thread type:** metric

## Images

![Broco M8 66 Long Rod Nut Hex Coupling, 2pcs Carbon Steel Hexagonal Sleeve Nut Standoff Threaded Fasteners - Image 1](https://m.media-amazon.com/images/I/61DCgzUXOTL.jpg)
![Broco M8 66 Long Rod Nut Hex Coupling, 2pcs Carbon Steel Hexagonal Sleeve Nut Standoff Threaded Fasteners - Image 2](https://m.media-amazon.com/images/I/61V9Opa5vdL.jpg)
![Broco M8 66 Long Rod Nut Hex Coupling, 2pcs Carbon Steel Hexagonal Sleeve Nut Standoff Threaded Fasteners - Image 3](https://m.media-amazon.com/images/I/51p+BJUu4CL.jpg)
![Broco M8 66 Long Rod Nut Hex Coupling, 2pcs Carbon Steel Hexagonal Sleeve Nut Standoff Threaded Fasteners - Image 4](https://m.media-amazon.com/images/I/61W0jDd7JUL.jpg)
![Broco M8 66 Long Rod Nut Hex Coupling, 2pcs Carbon Steel Hexagonal Sleeve Nut Standoff Threaded Fasteners - Image 5](https://m.media-amazon.com/images/I/614W278BIHL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ yep .. worked
*by A***E on 5 October 2025*

did what i needed them for

### ⭐⭐⭐⭐⭐ As advertised
*by P***S on 13 January 2025*

Product specifications as published. Satisfactory item.

### ⭐⭐⭐⭐⭐ Long nuts
*by J***O on 26 August 2024*

Required them to make an expansion tool Works perfectly made it in 10 minutes job completed in 30 mins.Recommend these as tools to anyone Jacko

## Frequently Bought Together

- Broco M8 66 Long Rod Nut Hex Coupling, 2pcs Carbon Steel Hexagonal Sleeve Nut Standoff Threaded Fasteners
- sourcing map 2Pcs M8 x 250mm Fully Threaded Rod 304 Stainless Steel Right Hand Threads

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*Product available on Desertcart Germany*
*Store origin: DE*
*Last updated: 2026-07-07*