---
product_id: 273210734
title: "OTOTEC 2Pcs Double End Threaded Stud Screw Bolts M6 to M8 80mm 304 Stainless Steel Thread Adapter for Structural Columns Fasteners"
brand: "ototec"
price: "RM109"
currency: MYR
in_stock: true
url: https://www.desertcart.com.my/products/273210734-ototec-2pcs-double-end-threaded-stud-screw-bolts-m6-to
store_origin: MY
region: Malaysia
---

# 304 stainless steel strength 80mm overall length M6 to M8 compatibility OTOTEC 2Pcs Double End Threaded Stud Screw Bolts M6 to M8 80mm 304 Stainless Steel Thread Adapter for Structural Columns Fasteners

**Brand:** ototec
**Price:** RM109
**Availability:** ✅ In Stock

## Summary

> 🔧 Elevate Your Build with OTOTEC's Double Ended Bolts!

## Quick Answers

- **What is this?** OTOTEC 2Pcs Double End Threaded Stud Screw Bolts M6 to M8 80mm 304 Stainless Steel Thread Adapter for Structural Columns Fasteners by ototec
- **How much does it cost?** RM109 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.my](https://www.desertcart.com.my/products/273210734-ototec-2pcs-double-end-threaded-stud-screw-bolts-m6-to)

## Best For

- ototec enthusiasts

## Why This Product

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

## Key Features

- • **📦 Value Pack:** Includes 2 pieces, ensuring you have the right tools for your next project.
- • **🛠️ Built to Last:** Crafted from high-quality 304 stainless steel for unmatched durability.
- • **🔧 Easy Installation:** Designed for quick and hassle-free assembly in structural projects.
- • **📏 Perfect Dimensions:** 80mm length with 40mm threaded on both sides for optimal fit.
- • **🔗 Versatile Connection:** Seamlessly connects M6 to M8 components for diverse applications.

## Overview

The OTOTEC 2Pcs Double End Threaded Stud Screw Bolts are engineered for versatility and strength, featuring M6 to M8 compatibility and crafted from robust 304 stainless steel. With an overall length of 80mm and a threaded length of 40mm on both sides, these bolts are perfect for connecting structural columns and attachments. Each package includes two high-quality bolts, making it an essential addition to your toolkit.

## Description

OTOTEC 2Pcs Double End Threaded Stud Screw Bolts M6 to M8 80mm 304 Stainless Steel Thread Adapter for Structural Columns Fasteners

## Features

- [Double End Threaded]: M6 to M8 double end threaded bolts.
- [304 Stainless Steel]: Made of high quality strong 304 stainless steel, with a high strength and durability, and not easy to deform.
- [Size]: The overall length is 80mm and threaded length on the both side is 40mm.
- [Application]: Fit for connecting scratch construction columns and attachments of different thread size.
- [Package List]: 2Pcs double end threaded bolts.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | OTOTEC |
| Part number | 657-A-BU |
| Item Weight | 40 g |
| Package Dimensions | 12.9 x 11.4 x 1 cm; 40 g |
| Item model number | 657-A-BU |
| Size | M6 to M8 |
| Colour | silver |
| Material | Stainless Steel |
| Item Package Quantity | 1 |
| Number of Pieces | 2 |
| Head Style | Flat |
| Batteries included? | No |
| Batteries Required? | No |

## Product Details

- **Material:** Stainless Steel
- **Grade rating:** 304 cm
- **Thread size:** M6 to M8
- **Exterior finish:** Stainless Steel
- **Manufacturer grade:** grade 304

## Images

![OTOTEC 2Pcs Double End Threaded Stud Screw Bolts M6 to M8 80mm 304 Stainless Steel Thread Adapter for Structural Columns Fasteners - Image 1](https://m.media-amazon.com/images/I/61f1UYSTCqL.jpg)
![OTOTEC 2Pcs Double End Threaded Stud Screw Bolts M6 to M8 80mm 304 Stainless Steel Thread Adapter for Structural Columns Fasteners - Image 2](https://m.media-amazon.com/images/I/71gvQgpxxxL.jpg)
![OTOTEC 2Pcs Double End Threaded Stud Screw Bolts M6 to M8 80mm 304 Stainless Steel Thread Adapter for Structural Columns Fasteners - Image 3](https://m.media-amazon.com/images/I/71uWg2fIlfL.jpg)
![OTOTEC 2Pcs Double End Threaded Stud Screw Bolts M6 to M8 80mm 304 Stainless Steel Thread Adapter for Structural Columns Fasteners - Image 4](https://m.media-amazon.com/images/I/61RWxe-BXRL.jpg)
![OTOTEC 2Pcs Double End Threaded Stud Screw Bolts M6 to M8 80mm 304 Stainless Steel Thread Adapter for Structural Columns Fasteners - Image 5](https://m.media-amazon.com/images/I/71cz5YsP5FL.jpg)

## Available Options

This product comes in different **Size Name** options.

## Questions & Answers

**Q: whats the thread pitch**
A: Seems to be standard Metric thread, suitable for M10 nut. For full data try googling M10 specification

**Q: Is it a 1.25 fine thread?**
A: No expert. It is a course thread. Would not screw into my, motorbikes wing mirror. Handle bar hole, to course.

## Frequently Bought Together

- OTOTEC 2Pcs Double End Threaded Stud Screw Bolts M6 to M8 80mm 304 Stainless Steel Thread Adapter for Structural Columns Fasteners
- Jeanoko 10Pcs Thread Inserts Hardware Fastener Inner M6*1.0 Outer M8*1.25 Length 15MM Male Female Reducing Nut Stainless Steel Hardware Repair Tool

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**Shop now:** [https://www.desertcart.com.my/products/273210734-ototec-2pcs-double-end-threaded-stud-screw-bolts-m6-to](https://www.desertcart.com.my/products/273210734-ototec-2pcs-double-end-threaded-stud-screw-bolts-m6-to)

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*Product available on Desertcart Malaysia*
*Store origin: MY*
*Last updated: 2026-02-04*