---
product_id: 656158555
title: "300pcs Locknuts Assortment Kit M3 M4 M5 M6 M8 Hex Nuts Set 304 Stainless Steel Metric Assorted Self-Locking Nylon Insert Right Hand External Hex Drive with Plastic Box"
brand: "othmro"
price: "Rp705895"
currency: IDR
in_stock: true
reviews_count: 8
category: "Othmro"
url: https://www.desertcart.id/products/656158555-300pcs-locknuts-assortment-kit-m3-m4-m5-m6-m8-hex
store_origin: ID
region: Indonesia
---

# Self-locking nylon insert 300pcs assorted sizes Premium 304 stainless steel 300pcs Locknuts Assortment Kit M3 M4 M5 M6 M8 Hex Nuts Set 304 Stainless Steel Metric Assorted Self-Locking Nylon Insert Right Hand External Hex Drive with Plastic Box

**Brand:** othmro
**Price:** Rp705895
**Availability:** ✅ In Stock

## Summary

> 🔧 Lock it down with confidence — the ultimate fastening upgrade!

## Quick Answers

- **What is this?** 300pcs Locknuts Assortment Kit M3 M4 M5 M6 M8 Hex Nuts Set 304 Stainless Steel Metric Assorted Self-Locking Nylon Insert Right Hand External Hex Drive with Plastic Box by othmro
- **How much does it cost?** Rp705895 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.id](https://www.desertcart.id/products/656158555-300pcs-locknuts-assortment-kit-m3-m4-m5-m6-m8-hex)

## Best For

- othmro enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Crafted from corrosion-resistant 304 stainless steel for enduring strength
- • **Organized & Ready:** Compact plastic storage box keeps your fasteners sorted and accessible
- • **Secure Fit Every Time:** Nylon insert locks nuts firmly in place, eliminating loosening risks
- • **All-in-One Precision Kit:** 300 locknuts spanning M3 to M8 for every project need
- • **Versatility Meets Professionalism:** Ideal for DIYers and pros tackling automotive, construction, and home repairs

## Overview

This 300-piece locknut assortment kit features five metric sizes (M3, M4, M5, M6, M8) made from premium 304 stainless steel with self-locking nylon inserts to prevent loosening. Packaged in a convenient plastic storage box, it’s designed for durability, corrosion resistance, and versatile use across automotive, construction, and DIY projects.

## Description

300pcs Locknuts Assortment Kit M3 M4 M5 M6 M8 Hex Nuts Set 304 Stainless Steel Metric Assorted Self-Locking Nylon Insert Right Hand External Hex Drive with Plastic Box : desertcart.co.uk: DIY & Tools

Review: Good quality product. - I only wanted 1 nut but they'll come in handy.
Review: Need for fixing - Daughter is a bit clumsy. Came in handy to fix her desk and workstation.

## Features

- Size - M3-0.5mm, M4-0.7mm, M5-0.8mm, M6-1.0mm, M8-1.25mm; 5 standardized sizes to handle a wide range of applications
- Premium 304 Stainless Steel - Nylon insert lock nuts assortment kit crafted from top-tier 304 stainless steel, offering durability, corrosion resistance, and reliability
- Self-Locking Nylon Insert - Nylon insert designed to snugly fit against fasteners, preventing any risk of loosening during use
- 300PCS Metric Locknuts Set - M3 (105 packs), M4 (100 packs), M5 (50 packs), M6 (30 packs), M8 (15 packs) – ensuring you have the right amount for each project
- Convenient Storage Box - Stay organized effortlessly with the included storage box, making it easy to access the right size when needed, whether you're a hobbyist or a seasoned professional
- Versatile Adaptation Scenarios - From construction projects to automotive repairs, these lock nuts excel in various scenarios, making them indispensable for DIYers and professionals alike

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0D6VYF4QG |
| Batteries Required? | No |
| Batteries included? | No |
| Best Sellers Rank | 19,046 in DIY & Tools ( See Top 100 in DIY & Tools ) 16 in Lock Nuts |
| Colour | Silver |
| Customer Reviews | 4.7 4.7 out of 5 stars (27) |
| Date First Available | 5 Sept. 2024 |
| Finish | Unfinished |
| Head Style | Hex |
| Item Package Quantity | 1 |
| Item Weight | 339 g |
| Item model number | M3-M8 Locknuts Assortment |
| Manufacturer | Othmro |
| Material | Stainless Steel |
| Number of Pieces | 300 |
| Part number | MRO240325N-0006-FBA |
| Product Dimensions | 1.3 x 1.3 x 0.8 cm; 339 g |
| Shape | Hexagonal |
| Size | M3, M4, M5, M6, M8 |

## Product Details

- **Brand:** Othmro
- **Colour:** Silver
- **Exterior finish:** Stainless Steel
- **Fastener type:** Hex
- **Finish type:** Unfinished
- **Item dimensions L x W x H:** 13 x 13 x 8 millimetres
- **Item weight:** 339 Grams
- **Material:** Stainless Steel
- **Metal type:** Stainless Steel
- **Thread size:** M8 x 1.25

## Images

![300pcs Locknuts Assortment Kit M3 M4 M5 M6 M8 Hex Nuts Set 304 Stainless Steel Metric Assorted Self-Locking Nylon Insert Right Hand External Hex Drive with Plastic Box - Image 1](https://m.media-amazon.com/images/I/71YBslQL2GL.jpg)

## Available Options

This product comes in different **Material Type** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good quality product.
*by T***N on 9 June 2025*

I only wanted 1 nut but they'll come in handy.

### ⭐⭐⭐⭐⭐ Need for fixing
*by S***N on 18 January 2025*

Daughter is a bit clumsy. Came in handy to fix her desk and workstation.

### ⭐⭐⭐⭐⭐ Locking nuts
*by G***E on 23 February 2025*

As described

## Frequently Bought Together

- 300pcs Locknuts Assortment Kit M3 M4 M5 M6 M8 Hex Nuts Set 304 Stainless Steel Metric Assorted Self-Locking Nylon Insert Right Hand External Hex Drive with Plastic Box
- HOLMOL Washers 120 PCS, Flat Penny Washers, Stainless Steel Washer for Screws & Bolts with 5 Sizes M4 M5 M6 M8 M10, Flat Metal Washer Assorted

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**Shop now:** [https://www.desertcart.id/products/656158555-300pcs-locknuts-assortment-kit-m3-m4-m5-m6-m8-hex](https://www.desertcart.id/products/656158555-300pcs-locknuts-assortment-kit-m3-m4-m5-m6-m8-hex)

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*Product available on Desertcart Indonesia*
*Store origin: ID*
*Last updated: 2026-05-12*