---
product_id: 111191512
title: "FastenMaster Flatlok No. 14 x 3-1/2 in. L #40 Torx Tap Flat Head Epoxy Carbon Steel Wood Screws"
brand: "fastenmaster"
price: "814 kr"
currency: DKK
in_stock: true
reviews_count: 3
url: https://www.desertcart.dk/products/111191512-fastenmaster-flatlok-no-14-x-3-1-2-in-l
store_origin: DK
region: Denmark
---

# Self-drill point for wood No. 14 heavy-duty size Torx drive for max torque FastenMaster Flatlok No. 14 x 3-1/2 in. L #40 Torx Tap Flat Head Epoxy Carbon Steel Wood Screws

**Brand:** fastenmaster
**Price:** 814 kr
**Availability:** ✅ In Stock

## Summary

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

## Quick Answers

- **What is this?** FastenMaster Flatlok No. 14 x 3-1/2 in. L #40 Torx Tap Flat Head Epoxy Carbon Steel Wood Screws by fastenmaster
- **How much does it cost?** 814 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.dk](https://www.desertcart.dk/products/111191512-fastenmaster-flatlok-no-14-x-3-1-2-in-l)

## Best For

- fastenmaster enthusiasts

## Why This Product

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

## Key Features

- • **Made in the USA:** Proudly manufactured domestically, guaranteeing quality and supporting local craftsmanship.
- • **Effortless Installation:** Torx drive system reduces cam-out, delivering superior grip and faster screw driving.
- • **Flat Head, Flush Finish:** Flat head design allows screws to sit flush with surfaces, perfect for professional-grade finishes.
- • **Versatile Wood Compatibility:** Self-drill point and fully threaded design ensure a secure hold in wood and drywall applications.
- • **Precision Engineered Strength:** Crafted from premium epoxy carbon alloy steel for unmatched durability and corrosion resistance.

## Overview

FastenMaster Flatlok No. 14 x 3-1/2 in. Torx wood screws combine robust epoxy carbon steel construction with a self-drilling point and Torx drive system, ensuring fast, secure fastening in wood and drywall. Fully threaded with a flat head for flush installation, these 50-piece screws are precision-made in the USA for professionals demanding reliability and performance.

## Description

FastenMaster Flatlok No. 14 x 3-1/2 in. L #40 Torx Tap Flat Head Epoxy Carbon Steel Wood Screws

## Features

- Made in United States

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Material | Steel |
| Drive System | Torx |
| Head Style | Flat |
| Item dimensions L x W x H | 6.4 x 3.5 x 3 inches |
| Exterior Finish | Alloy Steel |
| Thread Size | No. 14 |
| Point Style | Self-Drill Point |
| Metal Type | Alloy Steel |
| Brand | FASTENMASTER |
| Head Type | Flat |
| Item Weight | 2 Pounds |
| Thread Type | Un |
| Thread Coverage | Fully Threaded |
| Fastener Type | Wood Screws |
| Set Screw Thread Type | Unified |
| Thread Style | Right Hand |
| Thread Class | 2A |
| Fastener Size | 0.164 in x 3.5 in |
| Compatible groove diameter | 0.22 Inches |
| Number of Pieces | 50 |
| UPC | 608309429074 |
| Global Trade Identification Number | 00608309429074 |
| Manufacturer | OMG INC |
| Part Number | FMFL312-50 |
| Item Weight | 2 pounds |
| Product Dimensions | 6.4 x 3.5 x 3 inches |
| Item model number | 5915236 |
| Is Discontinued By Manufacturer | No |
| Item Package Quantity | 1 |
| Measurement System | Imperial |
| Certification | Sae |
| Usage | Wood, Drywall |
| Batteries Included? | No |
| Batteries Required? | No |

## Product Details

- **Material:** Steel
- **Drive System:** Torx
- **Head Style:** Flat
- **Item dimensions L x W x H:** 6.4 x 3.5 x 3 inches
- **Exterior Finish:** Alloy Steel

## Images

![FastenMaster Flatlok No. 14 x 3-1/2 in. L #40 Torx Tap Flat Head Epoxy Carbon Steel Wood Screws - Image 1](https://m.media-amazon.com/images/I/41wgnlMzxSL.jpg)
![FastenMaster Flatlok No. 14 x 3-1/2 in. L #40 Torx Tap Flat Head Epoxy Carbon Steel Wood Screws - Image 2](https://m.media-amazon.com/images/I/71eT0fzAvIL.jpg)
![FastenMaster Flatlok No. 14 x 3-1/2 in. L #40 Torx Tap Flat Head Epoxy Carbon Steel Wood Screws - Image 3](https://m.media-amazon.com/images/I/61X2tZU2KdL.jpg)
![FastenMaster Flatlok No. 14 x 3-1/2 in. L #40 Torx Tap Flat Head Epoxy Carbon Steel Wood Screws - Image 4](https://m.media-amazon.com/images/I/61rfTqbQH4L.jpg)

## Questions & Answers

**Q: Are these actually "fastenmaster flatlok engineered structural wood screws" or a knock from omg fasten master brand?**
A: These are actual fastenmaster flatlok screws in a factory box

## Customer Reviews

### ⭐⭐⭐⭐⭐ Perfect for bolting beams up
*by A***R on July 28, 2019*

Perfect in a double 2x10 beam with 1/2" plywood in the middle, also work great for double lvl as intended

### ⭐⭐⭐⭐ They were recommended for lvl beams
*by J***N on November 26, 2021*

Good quality product

### ⭐⭐⭐⭐ OK but missing the T40 driver
*by J***Y on June 8, 2021*

OK but missing the T40 driver.Otherwise as advertised/

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**Shop now:** [https://www.desertcart.dk/products/111191512-fastenmaster-flatlok-no-14-x-3-1-2-in-l](https://www.desertcart.dk/products/111191512-fastenmaster-flatlok-no-14-x-3-1-2-in-l)

---

*Product available on Desertcart Denmark*
*Store origin: DK*
*Last updated: 2026-03-04*