Introducing: Zip Hidden Fastening System The Next Generation of Hidden Deck Fastening

Working hand in hand with PRO contractors, FastenMaster has developed the first hidden fastening system that delivers precision accuracy without compromising installation speed.

  • Fastest Installation
  • Precision Accuracy
  • Versatile Clip Design
FastenMaster Zip System

FastenMaster Products

FastenMaster® is committed to offering fastening solutions that improve jobsite safety and increase productivity. Remodelers, professional deck builders, residential framers and home builders can all benefit from FastenMaster products.

FastenMaster’s market-leading brands include the LOK Line of structural wood fasteners, Cortex hidden fastening systems for deck & trim, Tiger Claw hidden deck clip systems, and the PAMFast AutoFeed screw systems. Make your construction projects faster, stronger, easier and safer by choosing FastenMaster products.

Hammering Cortex

LOK collated Stairs

Collated Cortex for Decking Hidden Fastening System For AZEK®, Trex®, TimberTech®, WOLF®, Fiberon® & More!

The Cortex Hidden Fastening System is the fastest, easiest way to hide the heads of your deck screws on market-leading deck board types, across the entire deck. From the first to the last board, perimeter, and stairs.

Set the screw, set the plug, and you’re all set. Cortex offers a strong connection between the deck board and the joist and can hide fasteners across the entire deck: first and last board, perimeter, and stairs.

  • Perfect Match, Clean Finish
  • Pre-Aligned Collated Strips
  • TORX® ttap® Drive System
  • ProjectLife™ Warranty

Fastening Solutions for your Entire Deck

Whole Deck Fastening

Fasten your whole deck surface without leaving visible fasteners using Cortex Plugs & Tiger Claw Hidden Clips.

Compatible with Leading Brands

Compatible with virtually all leading brands including AZEK®, Trex®, TimberTech®, WOLF®, Fiberon® & More!

Speed Of Installation

Save time with collated strips, innovative drive systems like TORX® ttap®, pneumatic installation tools & more!

ProjectLife™ Guarantee

All FastenMaster decking screws are guaranteed to last for the life of the project.

View All Structural Wood Connectors

Hammer, PTIA 2024 Tool Innovation Awards Winner

Drill screwing into wood

LedgerLOK Structural Wood Screw

LedgerLOKs are the first wood screws engineered to fasten a deck ledger board to the rim joist of a house with no predrilling. This easy to install structural screw has been coated with a proprietary three-step coating process that protects against corrosion.

Available in Both Flat Head & Hex Head, LedgerLOK structural wood screws features include:

  • No Pre-Drilling Required
  • TORX® ttap® Drive System
  • Built-in Washer with Hex Head
  • ACQ Approved & Code Compliant

MVP Wood Screws

The FastenMaster MVP™ Multipurpose Wood Screw has been designed for increased connection strength, durability, and corrosion resistance.

The new MVP Multipurpose Wood Screw is designed for framing, cabinetry, and other wood-to-wood applications. MVP fasteners are IRC/IBC code compliant and feature a TORX ttap drive. MVP also has FastenMaster’s exclusive SureSink Head to prevent spin outs, ProjectLife Coating for superior corrosion resistance, and a SureStart Point for easy installation.

Find a FastenMaster Showroom Location Near You

  • Enfield, CT
  • 92 Prospect Street
    860-745-3331
    Mon-Fri: 7:30am-5:00pm
    Sat: 7:30am-12n
    Sun: CLOSED
  • Ellington, CT
  • 99 West Rd.
    860-875-6213
    Mon-Fri: 7:30am - 5:00pm
    Sat: 7:30am-12n
    Sun: CLOSED
  • Enfield, CT
  • 423 Hazard Ave. (Rte. 190)
    860-749-8321
    Mon-Fri: 7:30am - 5:00pm
    Sat-Sun: CLOSED

FREE Design Resources from Kelly-Fradet

Kitchen Reno Guide

The New England Homeowner’s Guide to Kitchen Renovation

Style and Protection Guide graphic

Ultimate Guide to New England Home Exterior Style and Protection

Window and Door Guide Graphic

Ultimate Quick Start Guide to Windows & Doors

Deck Guide

Ultimate Quick Start Guide to Deck Planning