---
product_id: 239219222
title: "Mellewell 1/4-20 x 4 Hex Head Screw Bolt, Fully Threaded, Stainless Steel 18-8, Plain Finish, Quantity 10"
brand: "mellewell"
price: "3284 kr"
currency: ISK
in_stock: true
reviews_count: 13
category: "Mellewell"
url: https://www.desertcart.is/products/239219222-mellewell-1-4-20-x-4-hex-head-screw-bolt
store_origin: IS
region: Iceland
---

# 4-inch Length Precision 1/4-20 Thread Diameter 18-8 Stainless Steel Durability Mellewell 1/4-20 x 4 Hex Head Screw Bolt, Fully Threaded, Stainless Steel 18-8, Plain Finish, Quantity 10

**Brand:** mellewell
**Price:** 3284 kr
**Availability:** ✅ In Stock

## Summary

> 🔧 Screw it right, screw it tight — the pro’s choice for lasting strength!

## Quick Answers

- **What is this?** Mellewell 1/4-20 x 4 Hex Head Screw Bolt, Fully Threaded, Stainless Steel 18-8, Plain Finish, Quantity 10 by mellewell
- **How much does it cost?** 3284 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.is](https://www.desertcart.is/products/239219222-mellewell-1-4-20-x-4-hex-head-screw-bolt)

## Best For

- mellewell enthusiasts

## Why This Product

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

## Key Features

- • **Bulk Pack of 10:** Ready for multiple projects or professional use without interruption
- • **Versatile Hex Head Design:** Easy wrench grip for fast, efficient installation
- • **Multi-Industry Application:** Trusted for home, office, marine, and industrial machinery
- • **Precision Engineered Threads:** 20 TPI ensures a secure, reliable fit every time
- • **Premium 18-8 Stainless Steel:** Corrosion-resistant strength built to last in any environment

## Overview

This pack of ten 1/4-20 x 4-inch fully threaded hex head screws is crafted from premium 18-8 (304) stainless steel, offering exceptional corrosion resistance and mechanical strength. Designed for versatile use across home, office, marine, and industrial applications, these screws deliver precision threading and easy installation with their hex head design, making them an essential fastener for professionals and DIY enthusiasts alike.

## Description

Product Description Designed with hex head, full thread. Fixing component, industrial and construction fasteners. Product Specification Screw Style: Hex head; Screw Size: 1/4-20; Screw Length: 4"; High quality stainless steel 18-8 (304); Package Included: 10 PCS.

Review: Good for trailers - Super high-quality, clean threads, no superfluous metal chips in the container, nuts threaded right on these. I through bolted my trailer boards.
Review: good quality - i buy a lot of hardware and these are great value

## Features

- Hex screw bolt can be widely used in the home and office appliances, communication equipment, ship assembly and other machinery industries.
- Made of high quality 18-8 (304) stainless steel, provides good strength and great protection from tarnishing.
- Thread Diameter: 1/4"; Thread Pitch: 20 TPI; Screw Length: 4".
- Package Included: 10 PCS hex head screws.
- If you have any questions, please feel free to contact us by desertcart message.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B088F8RGL4 |
| Best Sellers Rank | #4,877 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #5 in Hex Bolts |
| Brand | Mellewell |
| Color | Silver |
| Date First Available | May 11, 2020 |
| Exterior Finish | Plain |
| Fastener Type | Hexagon Bolt |
| Head Style | Hex |
| Head Type | Hex |
| Item Diameter | 0.25 Inches |
| Item Hardness | Grade 5 |
| Item Weight | 7.8 ounces |
| Item model number | WLJ-1/4-20-4-10P |
| Manufacturer | Mellewell |
| Manufacturer Grade | Grade 5 |
| Material | Stainless Steel |
| Metal Type | Stainless Steel |
| Number of Pieces | 10 |
| Size | 1/4-20 x 4" |
| Thread Size | 1/4"-20 |
| Thread Style | Right Hand |
| Thread Type | Unc |

## Product Details

- **Exterior Finish:** Plain
- **Head Style:** Hex
- **Manufacturer Grade:** Grade 5
- **Material:** Stainless Steel
- **Thread Size:** 1/4"-20

## Images

![Mellewell 1/4-20 x 4 Hex Head Screw Bolt, Fully Threaded, Stainless Steel 18-8, Plain Finish, Quantity 10 - Image 1](https://m.media-amazon.com/images/I/31-S61gDONL.jpg)
![Mellewell 1/4-20 x 4 Hex Head Screw Bolt, Fully Threaded, Stainless Steel 18-8, Plain Finish, Quantity 10 - Image 2](https://m.media-amazon.com/images/I/31WyObIZraL.jpg)
![Mellewell 1/4-20 x 4 Hex Head Screw Bolt, Fully Threaded, Stainless Steel 18-8, Plain Finish, Quantity 10 - Image 3](https://m.media-amazon.com/images/I/31yKaxTZcmL.jpg)
![Mellewell 1/4-20 x 4 Hex Head Screw Bolt, Fully Threaded, Stainless Steel 18-8, Plain Finish, Quantity 10 - Image 4](https://m.media-amazon.com/images/I/410a+yOr8iL.jpg)
![Mellewell 1/4-20 x 4 Hex Head Screw Bolt, Fully Threaded, Stainless Steel 18-8, Plain Finish, Quantity 10 - Image 5](https://m.media-amazon.com/images/I/416vI+bOkEL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good for trailers
*by J***M on January 4, 2026*

Super high-quality, clean threads, no superfluous metal chips in the container, nuts threaded right on these. I through bolted my trailer boards.

### ⭐⭐⭐⭐⭐ good quality
*by T***M on January 1, 2026*

i buy a lot of hardware and these are great value

### ⭐⭐⭐⭐⭐ Bolts seem OK.
*by M***Y on December 6, 2025*

What can I say? They were the right size, no threading issues, and haven't broken yet. It seems a little harder to find fully threaded bolts at hardware stores nowadays, so I'm glad I found them here.

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**Shop now:** [https://www.desertcart.is/products/239219222-mellewell-1-4-20-x-4-hex-head-screw-bolt](https://www.desertcart.is/products/239219222-mellewell-1-4-20-x-4-hex-head-screw-bolt)

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*Product available on Desertcart Iceland*
*Store origin: IS*
*Last updated: 2026-01-23*