---
product_id: 636479522
title: "sourcing map 2mm to 3mm Bore Rigid Coupling 20mm Length 9mm Dia M3 Brass Shaft Coupler Connector for 3D Printers DIY Car Boat Copper Tone, with 2pcs Coupling, 8pcs Screws, 2pcs Wrench"
brand: "sourcing map"
price: "48 zł"
currency: PLN
in_stock: true
url: https://www.desertcart.pl/products/636479522-sourcing-map-2mm-to-3mm-bore-rigid-coupling-20mm-length
store_origin: PL
region: Poland
---

# 2-3mm Bore M3 Thread 20mm Length sourcing map 2mm to 3mm Bore Rigid Coupling 20mm Length 9mm Dia M3 Brass Shaft Coupler Connector for 3D Printers DIY Car Boat Copper Tone, with 2pcs Coupling, 8pcs Screws, 2pcs Wrench

**Brand:** sourcing map
**Price:** 48 zł
**Availability:** ✅ In Stock

## Summary

> 🔗 Connect with Confidence: Elevate your DIY projects with precision!

## Quick Answers

- **What is this?** sourcing map 2mm to 3mm Bore Rigid Coupling 20mm Length 9mm Dia M3 Brass Shaft Coupler Connector for 3D Printers DIY Car Boat Copper Tone, with 2pcs Coupling, 8pcs Screws, 2pcs Wrench by sourcing map
- **How much does it cost?** 48 zł with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/636479522-sourcing-map-2mm-to-3mm-bore-rigid-coupling-20mm-length)

## Best For

- sourcing map enthusiasts

## Why This Product

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

## Key Features

- • **🔄 Easy Installation:** Single piece set screw clamp for effortless setup and adjustment.
- • **🛡️ Maintenance-Free:** Corrosion-resistant and oil-proof for long-lasting performance.
- • **🔧 Precision Engineering:** Crafted from high-strength brass for durability and reliability.
- • **⚡ High Torque Performance:** Designed for maximum torque with minimal rotational play.
- • **🌊 Versatile Applications:** Perfect for 3D printers, DIY projects, and model vehicles.

## Overview

The sourcing map 2mm to 3mm Bore Rigid Coupling is a high-quality brass connector designed for various applications, including 3D printers and DIY robotics. With a total length of 20mm and a robust M3 thread, this coupling ensures a secure fit and excellent torque performance, making it an essential component for any mechanical project.

## Description

sourcing map2mm to 3mm Bore Rigid Coupling 20mm Length 9mm Dia M3 Brass Shaft Coupler Connector for 3D Printers DIY Car Boat Copper Tone, with 2pcs Coupling, 8pcs Screws, 2pcs Wrench

## Features

- Couplings are widely used in blowers, 3D printers, DIY robots, CNC machine tools, stepper motors, etc. Similar to rigid clamp couplings, shaft couplings are used to secure bearings and sprockets tightly to shafts and are used in motor and transmission components. Suitable for model cars, model ships, hardware, mechanical drive occasions, etc.
- Connection Bore Diameter: 2mm to 3mm; Screw Thread Size: M3*0.5; Total Length: 20mm /0.79-inch; Outside Diameter: 9mm/0.35-inch; Material: Brass; In the package of: 1 Set x Rigid Coupling (Include 2pcs Coupling + 8pcs Screws + 2pcs Wrench)
- Made of brass, it has good electrical conductivity, high strength, high hardness, integrated structure, maintenance-free, oil-proof and corrosion-resistant. Top-tight rigid coupling, high torque, high rigidity, low inertia and excellent sensitivity. There is no rotational play and the elastic effect compensate for symmetrical angular misalignment.
- Single piece set screw clamp design makes it easy to set up the items on the shaft and control the holding capacity of the coupling.
- The rigid type basically does not allow eccentricity and must be fully adjusted during use. Please allow slight errors due to manual measurement.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Metal | Brass |
| Material Type | Brass |
| Size | 2mm to 3mm |
| Inside Thread Size | M3 |
| Fastener Type | Coupling |
| Thread Size | M 3 |
| Exterior Finish | Brass |

## Images

![sourcing map 2mm to 3mm Bore Rigid Coupling 20mm Length 9mm Dia M3 Brass Shaft Coupler Connector for 3D Printers DIY Car Boat Copper Tone, with 2pcs Coupling, 8pcs Screws, 2pcs Wrench - Image 1](https://m.media-amazon.com/images/I/61gjR4FIOvL.jpg)

## Available Options

This product comes in different **Size Name, Number Of Items** options.

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**Shop now:** [https://www.desertcart.pl/products/636479522-sourcing-map-2mm-to-3mm-bore-rigid-coupling-20mm-length](https://www.desertcart.pl/products/636479522-sourcing-map-2mm-to-3mm-bore-rigid-coupling-20mm-length)

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*Product available on Desertcart Poland*
*Store origin: PL*
*Last updated: 2026-04-28*