---
product_id: 10596794
title: "13FA3331 Steel Flanged Button Head Socket Cap Screw with Black Zinc Finish, 5/16-18 SAE, 5/8\" Head Diameter (Pack of 25)"
brand: "faztek"
price: "AR$18299"
currency: ARS
in_stock: false
reviews_count: 4
url: https://www.desertcart.com.ar/products/10596794-13fa3331-steel-flanged-button-head-socket-cap-screw-with-black
store_origin: AR
region: Argentina
---

# 5/16-18 SAE thread size Durable black zinc finish 5/8" head diameter for secure fastening 13FA3331 Steel Flanged Button Head Socket Cap Screw with Black Zinc Finish, 5/16-18 SAE, 5/8" Head Diameter (Pack of 25)

**Brand:** faztek
**Price:** AR$18299
**Availability:** ❌ Out of Stock

## Summary

> 🔩 Lock in strength and style with every turn!

## Quick Answers

- **What is this?** 13FA3331 Steel Flanged Button Head Socket Cap Screw with Black Zinc Finish, 5/16-18 SAE, 5/8" Head Diameter (Pack of 25) by faztek
- **How much does it cost?** AR$18299 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.com.ar](https://www.desertcart.com.ar/products/10596794-13fa3331-steel-flanged-button-head-socket-cap-screw-with-black)

## Best For

- faztek enthusiasts

## Why This Product

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

## Key Features

- • **Robust Design:** Generous 5/8" head diameter ensures maximum grip and strength.
- • **Bulk Pack Advantage:** 25 screws per pack—ready to power your next big project.
- • **Corrosion Resistant:** Black zinc finish adds sleek style and long-lasting durability.
- • **Effortless Assembly:** Quick install with a 3/16 hex wrench—no fuss, no downtime.
- • **Universal Compatibility:** Seamlessly fits 15 Series Faztek extrusions and major T-slot brands.

## Overview

This pack of 25 steel flanged button head socket cap screws features a 5/16-18 SAE thread and a 5/8" head diameter, finished in corrosion-resistant black zinc. Designed for quick installation with a 3/16 hex wrench, these screws are fully compatible with 15 Series Faztek extrusions and other major T-slotted extrusion brands, delivering reliable, professional-grade fastening for your projects.

## Description

Faztek's T-Slotted aluminum extrusions can be used to create a wide variety of projects, including machine guards, workstations, machine bases, work cells, automated equipment and much more. The modularity of Faztek's framing system is a valuable characteristic, allowing for flexibility and the ability to make modifications at a later time, if necessary. We offer a wide range of hardware and fasteners to meet your specific needs.

## Features

- Quick and easy installation
- 15 Series compatible - works on Faztek Extrusions with 1.5" centerline dimensioning
- Use 3/16 hex wrench
- Directly interchangeable with other major manufacturer's of T-Slotted Extrusions
- 5/16-18 SAE, 5/8" head diameter, black zinc finish

## Product Details

- **Material:** Alloy Steel
- **Drive System:** Slotted
- **Head Style:** Button
- **Exterior Finish:** Zinc
- **Thread Size:** 5/16"-18

## Images

![13FA3331 Steel Flanged Button Head Socket Cap Screw with Black Zinc Finish, 5/16-18 SAE, 5/8" Head Diameter (Pack of 25) - Image 1](https://m.media-amazon.com/images/I/518HuHJbk5L.jpg)
![13FA3331 Steel Flanged Button Head Socket Cap Screw with Black Zinc Finish, 5/16-18 SAE, 5/8" Head Diameter (Pack of 25) - Image 2](https://m.media-amazon.com/images/I/31wLBjLNoCL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐ Four Stars
*by L***R on September 23, 2017*

A bolt is a bolt, what can I say.

### ⭐⭐⭐⭐⭐ Five Stars
*by G***T on September 22, 2015*

Helps hold my custom racing table, 15 series t slot.

### ⭐⭐⭐⭐⭐ Five Stars
*by A***Z on March 7, 2017*

Very good product

---

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**Shop now:** [https://www.desertcart.com.ar/products/10596794-13fa3331-steel-flanged-button-head-socket-cap-screw-with-black](https://www.desertcart.com.ar/products/10596794-13fa3331-steel-flanged-button-head-socket-cap-screw-with-black)

---

*Product available on Desertcart Argentina*
*Store origin: AR*
*Last updated: 2026-03-11*