---
product_id: 64648192
title: "243 Blue 50ml | Medium-strength Threadlocker (M6-M20) | Prevention of loosening | Secure bonding for machinery, engine & vehicles | Thixotropic | High temperature performance | Oil tolerance"
price: "₱844"
currency: PHP
in_stock: true
reviews_count: 8
url: https://www.desertcart.ph/products/64648192-243-blue-50ml-medium-strength-threadlocker-m6-m20-prevention-loosening
store_origin: PH
region: Philippines
---

# High temperature resistance Removable with hand tools Sets in 10 minutes 243 Blue 50ml | Medium-strength Threadlocker (M6-M20) | Prevention of loosening | Secure bonding for machinery, engine & vehicles | Thixotropic | High temperature performance | Oil tolerance

**Price:** ₱844
**Availability:** ✅ In Stock

## Summary

> 🔩 Lock it down, then break free — the smart threadlocker for pros on the move!

## Quick Answers

- **What is this?** 243 Blue 50ml | Medium-strength Threadlocker (M6-M20) | Prevention of loosening | Secure bonding for machinery, engine & vehicles | Thixotropic | High temperature performance | Oil tolerance
- **How much does it cost?** ₱844 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ph](https://www.desertcart.ph/products/64648192-243-blue-50ml-medium-strength-threadlocker-m6-m20-prevention-loosening)

## Best For

- Customers looking for quality international products

## Why This Product

- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Versatile Fit:** Ideal for M6 to M20 nuts and bolts, making it the go-to threadlocker for small motors, power equipment, and vehicles.
- • **Easy Disassembly:** Medium-strength hold allows effortless removal with standard hand tools, perfect for maintenance and repairs.
- • **Oil-Tolerant Formula:** Maintains strong adhesion even on oily or contaminated metal surfaces for uncompromised reliability.
- • **Fast & Reliable Bonding:** Achieve secure thread locking in just 10 minutes, minimizing downtime and maximizing productivity.
- • **Heat-Resistant Performance:** Engineered to withstand high temperatures, ensuring durability in demanding machinery and automotive applications.

## Overview

LOCTITE 243 Blue 50ml is a medium-strength, thixotropic threadlocker designed for M6 to M20 fasteners. It sets in 10 minutes and fully cures in 24 hours, providing high temperature resistance and oil tolerance. This product prevents loosening, leaks, and rust, while allowing easy disassembly with hand tools, making it ideal for machinery, engines, and vehicles.

## Description

LOCTITE 243 Blue 50ml | Medium-strength Threadlocker (M6-M20) | Prevention of loosening | Secure bonding for machinery, engine & vehicles | Thixotropic | High temperature performance | Oil tolerance : desertcart.in: Industrial & Scientific

Review: Great product must use - Very good product it prevent bolt loosening must use in vehicle some bike bolt become loose over the time and just use 1 slim verticle line on threads straight it is enough amazing product
Review: Get the smaller one - This is 50ml bottle and has a expiry of 18 months and will the effectiveness reduce after that? I don't know but a chemical like this how can there be an expiry. Get the 6ml tube if you don't have use for the full bottle of it. All it takes is a drop or two even for longer screws. The product itself works and keeps the nuts and bolts together pretty well.

## Features

- Metal parts are removable with hand tools for easy disassembly
- Sets in 10 minutes; cures in 24 hours
- Prevents leaks and rusting of threads for 1/4-inch to 3/4-inch (6mm to 20mm) nuts and bolts
- Useful for small motors, mowers, and power equipment
- Very effective

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Are Batteries Included | No |
| Asin | B014MMG3AM |
| Best Sellers Rank | #1,039 in Industrial & Scientific (See Top 100 in Industrial & Scientific) #36 in Universal Adhesives |
| Brand | Loctite |
| Colour | Blue - Threadlockers |
| Country Of Origin | India |
| Customer Reviews | 4.3 4.3 out of 5 stars (405) 4.3 out of 5 stars |
| Date First Available | 29 August 2015 |
| Generic Name | High Strength Heavy Duty Threadlocker, Pack Size: 50 Ml |
| Importer | Henkel Adhesives Technologies India Private Limited Plot No. D4/1, Kurkumbh Daundh MIDC Pune - 413 802 Maharashtra, India |
| Included Components | Works on all metals, including passive substrates |
| Item Dimensions Lxwxh | 10 x 10 x 15 Centimeters |
| Item Height | 15 Centimeters |
| Item Model Number | Loc_243 |
| Item Weight | 18.1 g |
| Item Width | 10 Centimeters |
| Manufacturer | Henkel Adhesives Technologies India Pvt Lid. D3/D4 Industrial Estate, Maharstra 412303, Loctite |
| Model Number | Loc_243 |
| Net Quantity | 50 Milliliters |
| Number Of Memory Sticks | 1 |
| Packer | Henkel Adhesives Technologies India Private Limited Plot No. D4/1, Kurkumbh Daundh MIDC Pune - 413 802 Maharashtra, India |
| Product Dimensions | 10 x 10 x 15 cm; 18.1 g |
| Special Feature | removable |
| Specific Product Use | Machinery, Equipment, Threaded Fasteners |

## Product Details

- **Brand:** Loctite
- **Specific Uses For Product:** Machinery, Equipment, Threaded Fasteners
- **Material:** metal
- **Compatible Material:** Metal
- **Item Form:** Liquid

## Images

![243 Blue 50ml | Medium-strength Threadlocker (M6-M20) | Prevention of loosening | Secure bonding for machinery, engine & vehicles | Thixotropic | High temperature performance | Oil tolerance - Image 1](https://m.media-amazon.com/images/I/71cJfYEYyAL.jpg)
![243 Blue 50ml | Medium-strength Threadlocker (M6-M20) | Prevention of loosening | Secure bonding for machinery, engine & vehicles | Thixotropic | High temperature performance | Oil tolerance - Image 2](https://m.media-amazon.com/images/I/61+MS7g9CwL.jpg)
![243 Blue 50ml | Medium-strength Threadlocker (M6-M20) | Prevention of loosening | Secure bonding for machinery, engine & vehicles | Thixotropic | High temperature performance | Oil tolerance - Image 3](https://m.media-amazon.com/images/I/714mxWs5ihL.jpg)
![243 Blue 50ml | Medium-strength Threadlocker (M6-M20) | Prevention of loosening | Secure bonding for machinery, engine & vehicles | Thixotropic | High temperature performance | Oil tolerance - Image 4](https://m.media-amazon.com/images/I/71htOUMHYnL.jpg)
![243 Blue 50ml | Medium-strength Threadlocker (M6-M20) | Prevention of loosening | Secure bonding for machinery, engine & vehicles | Thixotropic | High temperature performance | Oil tolerance - Image 5](https://m.media-amazon.com/images/I/61kLnkNaPhL.jpg)

## Questions & Answers

**Q: What is the expiry date?**
A: 18 Months

**Q: can it use in high temperature? i need a adhesive which can be use to paste cu wire in glass plate. please recommend which will b e best.**
A: No this can not be used  for glass plate, you need a product which will cure in UV rays or you can use a transperant adhesive which can with stand upto 180 to 200 deg

**Q: Shall i get "Certificate Of Conformance" document with this delivery?**
A: No. Its a junk product. Don't waste your money on it.

**Q: Can it fix broken Aluminium square shape rod?**
A: No

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great product must use
*by D***N on 1 September 2026*

Very good product it prevent bolt loosening must use in vehicle some bike bolt become loose over the time and just use 1 slim verticle line on threads straight it is enough amazing product

### ⭐⭐⭐⭐ Get the smaller one
*by V***) on 25 June 2023*

This is 50ml bottle and has a expiry of 18 months and will the effectiveness reduce after that? I don't know but a chemical like this how can there be an expiry. Get the 6ml tube if you don't have use for the full bottle of it. All it takes is a drop or two even for longer screws. The product itself works and keeps the nuts and bolts together pretty well.

### ⭐⭐⭐⭐⭐ Best result
*by Y***I on 12 October 2025*

Good product. Works great and does what it says.

## Frequently Bought Together

- Loctite 243 High Strength 50 Ml Heavy Duty Threadlocker, Pack of 1
- Loctite Threadlocker Blue 242 locks and seals threaded fasteners and prevent loosening from vibration, ideal for 6-19mm fasteners, great for small motors, mowers, equipment, nuts, bolts, screws, 6 ml

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**Shop now:** [https://www.desertcart.ph/products/64648192-243-blue-50ml-medium-strength-threadlocker-m6-m20-prevention-loosening](https://www.desertcart.ph/products/64648192-243-blue-50ml-medium-strength-threadlocker-m6-m20-prevention-loosening)

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*Product available on Desertcart Philippines*
*Store origin: PH*
*Last updated: 2026-10-03*