# FastenMaster FlatLOK . Structural Wood Screw (Single Fastener)

**Brand:** [FastenMaster](https://shop.coreranger.com/brands/FastenMaster)
**Price:** $2.72–$63.80 · in stock
**URL:** https://shop.coreranger.com/product/fastenmaster-flatlok-structural-wood-screw-single-fastener-327515026

## Options

- **Package Quantity:** 1, 12, 50
- **Size:** 1/2 in, 1/4 in
- **Screw Length:** 3-1/2 in, 6-3/4 in

## Variants

| Variant | SKU | Price | Stock |
|---|---|---|---|
| 1 / 1/2 in / 6-3/4 in | FMFL005-INDY | $2.72 | in stock |
| 1 / 1/2 in / 3-1/2 in | FMFL312-INDY | $2.72 | in stock |
| 1 / 1/4 in / 6-3/4 in | FMFL634-INDY | $3.27 | in stock |
| 12 / 1/2 in / 3-1/2 in | FMFL312-12 | $24 | in stock |
| 12 / 1/2 in / 6-3/4 in | FMFL005-12 | $28.57 | in stock |
| 12 / 1/4 in / 6-3/4 in | FMFL634-12 | $32.97 | in stock |
| 50 / 1/4 in / 6-3/4 in | FMFL634-50 | $63.80 | in stock |

## Specifications

| Spec | Value |
|---|---|
| Size | 1/4 in |
| Features | No Additional Features |
| Head Style | Flat Head |
| Drive Style | Torx |
| Screw Length | 6-3/4 in |
| Thread Style | Coarse Thread |
| Fastener Type | Structural Screws |
| Fastener Color | Red |
| Fastener Plating | Electro Galvanized Zinc |
| Package Quantity | 1 |
| Fastener Material | Carbon Steel |
| Interior/Exterior | Exterior,Interior |
| Measurement System | Inches |
| Product Weight (lb.) | .08 lb |
| Manufacturer Warranty | Lifetime |

## Description

Save time money and labor costs. FlatLOK is a multi-purpose structural wood screw for fastening multi-ply LVL, girder trusses and multi-ply lumber beams. The fastener is designed to eliminate the task of through bolting or nailing multiply of engineered together and can be installed from only 1-side. FlatLOK's can be driven with a traditional TROX 40 bit or the supplied driver bit and zip right in all while meeting code.

• Faster and easier than a 1/2" lag screw
• Designed for manufactured lumber and LVL
• One sided installation approved