---
product_id: 43899977
title: "Type 316 Stainless Steel Hex Head Bolts - Size 1/4-20 x 1/2\" (pack of 25pcs) Marine Bolt Supply"
brand: "marine bolt supply"
price: "104.70 DT"
currency: TND
in_stock: true
reviews_count: 8
category: "Marine Bolt Supply"
url: https://www.desertcart.tn/products/43899977-type-316-stainless-steel-hex-head-bolts-size-1-4
store_origin: TN
region: Tunisia
---

# Superior Corrosion Resistance Coarse Thread Precision 316 Marine Grade Steel Type 316 Stainless Steel Hex Head Bolts - Size 1/4-20 x 1/2" (pack of 25pcs) Marine Bolt Supply

**Brand:** marine bolt supply
**Price:** 104.70 DT
**Availability:** ✅ In Stock

## Summary

> 🛠️ Lock in strength and style with bolts that outlast the rest!

## Quick Answers

- **What is this?** Type 316 Stainless Steel Hex Head Bolts - Size 1/4-20 x 1/2" (pack of 25pcs) Marine Bolt Supply by marine bolt supply
- **How much does it cost?** 104.70 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/43899977-type-316-stainless-steel-hex-head-bolts-size-1-4)

## Best For

- marine bolt supply enthusiasts

## Why This Product

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

## Key Features

- • **Pack of 25:** Bulk pack of 25 bolts to keep your projects running without interruption—never run out mid-job.
- • **Hex Head Design:** Standard six-sided hex head ensures compatibility with common tools and maximum torque application.
- • **Glossy Stainless Finish:** Sleek, corrosion-resistant glossy finish that maintains a professional look even in rugged conditions.
- • **Marine-Grade Durability:** Crafted from premium Type 316 stainless steel to withstand the harshest saltwater and chemical environments.
- • **Precision Coarse Thread:** Engineered with coarse threading for secure fastening and easy installation every time.

## Overview

These Type 316 stainless steel hex head bolts (1/4-20 x 1/2") come in a pack of 25, offering marine-grade corrosion resistance and durability. Featuring coarse threads and a standard hex head, they deliver reliable fastening performance in chemical, saltwater, and coastal environments where lesser grades fail.

## Description

These bolts are coarse threaded and made of quality "Marine Grade" type 316 stainless steel and are suited for resisting rust & corrosion in most environments. (For chemical, salt water or coastal environments type 316 stainless is a must! Standard 304/18-8 will not hold up!) These are standard six sided external hex heads and depending on length can be fully or partially threaded. Length is measured from underneath the head.

Review: Súper - Excellent, good 316 stainless steel
Review: Exactly as expected - Received expected product. No complaints.

## Features

- Superior Quality Type 316 Stainless Steel Hex Head Bolts To Resist Rust & Corrosion

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01NBJT5OR |
| Best Sellers Rank | #33,761 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #131 in Hex Bolts |
| Brand | Marine Bolt Supply |
| Compatible Groove Diameter | 0.25 Inches |
| Customer Reviews | 4.7 out of 5 stars 125 Reviews |
| Drive System | External Hex |
| Exterior Finish | Stainless Steel |
| Fastener Size | 1/4-20 x 1/2" |
| Fastener Type | Hexagon Bolt |
| Finish Types | Glossy |
| Grade Rating | Marine Grade |
| Head Style | Hex |
| Head Type | Hex |
| Item Diameter | 0.25 Inches |
| Item Hardness | marine grade |
| Manufacturer | CMC Industrial Supply |
| Manufacturer Grade | Grade 316 |
| Material | Type 316 Stainless Steel |
| Material Type | Type 316 Stainless Steel |
| Number of Pieces | 25 |
| Part Number | 6-FHC |
| Screw Head Style | Hex |
| Screw Point Style | Hex |
| Size Name | 1/4-20 x 1/2" |
| Thread Class | 1B |
| Thread Coverage | Partially Threaded |
| Thread Size | 1/4"-20 |
| Thread Style | Coarse |
| Thread Type | Coarse Threaded |
| UPC | 634385957132 |
| Unit Count | 25 Count |

## Product Details

- **Exterior Finish:** Stainless Steel
- **Head Style:** Hex
- **Manufacturer Grade:** Grade 316
- **Material:** Type 316 Stainless Steel
- **Thread Size:** 1/4"-20

## Images

![Type 316 Stainless Steel Hex Head Bolts - Size 1/4-20 x 1/2" (pack of 25pcs) Marine Bolt Supply - Image 1](https://m.media-amazon.com/images/I/61c2nwL8a-L.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Súper
*by F***. on April 11, 2026*

Excellent, good 316 stainless steel

### ⭐⭐⭐⭐⭐ Exactly as expected
*by T***D on June 4, 2025*

Received expected product. No complaints.

### ⭐⭐⭐⭐⭐ Exelent
*by J***E on March 19, 2025*

Exelent

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**Shop now:** [https://www.desertcart.tn/products/43899977-type-316-stainless-steel-hex-head-bolts-size-1-4](https://www.desertcart.tn/products/43899977-type-316-stainless-steel-hex-head-bolts-size-1-4)

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-07-14*