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FastenMaster Cortex No. 10 X 2-1/2 in. L Island Mist Torx Ttap Button Head Hidden Deck Fastener 224

A color-matched, self-tapping fastener system that keeps deck screws hidden, packed 224 to a bucket for full-scale outdoor builds.
Fastenmaster MPN CTXCL-TX1LFTSLM In Stock & Ready to Ship
$109.99
Free shipping on orders over $75
Ships within 24 hours · most orders arrive in about 2 business days

About Product Overview

Cortex hidden deck fasteners from FastenMaster are built to leave a clean, screw-free surface on outdoor decking projects, and this Island Mist finish is color-matched to disappear into the boards rather than stand out on top of them. The coarse-thread, self-tapping design bites into decking without needing a pilot hole for drilling, and the Torx Ttap drive gives a solid, cam-out-resistant connection when you're running a lot of screws in a row.

This is a contractor pack, so it's built for volume: 224 fasteners in a 5 lb bucket, sized right for a full deck build or a crew working multiple jobs rather than a weekend patch repair. The steel body and epoxy coating are made to handle the outdoor exposure decking sees day in and day out.

  • Length: 2-1/2 inches
  • Callout size: No. 10
  • Material: Steel with epoxy coating
  • Head/Drive: Button head, Torx Ttap drive
  • Thread: Coarse, self-tapping (not self-drilling)
  • Package: 224 count contractor bucket, Island Mist color

The Details Specifications

Brand Fastenmaster
Model / MPN CTXCL-TX1LFTSLM
UPC 608309440178
Weight 3 lbs
Safety Data Sheet (SDS) Manufacturer documentation · opens in new tab
Price check

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01

Who's actually selling it

The brand name is on the listing. A different company is in the seller field. Those aren't the same thing, and the second one is who you're buying from.

02

Whether the warranty survives

Most manufacturers only honor a warranty when the unit came through an authorized dealer. We're authorized for Fastenmaster. A third-party marketplace seller usually isn't.

03

Where the box came from

Gray-market stock, returns repackaged as new, and outright fakes move through marketplaces constantly. It all looks identical in the photo. It stops looking identical when it fails.

04

Who you call when it breaks

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