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FastenMaster LOK Line
FastenMaster® ThruLok®

 

ThruLok The Speed of a LOK Fastener
The Strength of a Through-Bolted Connection

ThruLok Screw

  • No Predrilling
  • Installs with an 18 volt cordless drill
  • No drill bits or wrenches required
  • Galvanized coating meets IRC ACQ corrosion requirement
  • Lifetime performance guarantee

ThruLOK offers the speed of a LOK Line Product and the strength of a through-bolted connection. ThruLOK is a three-part assembly including a ThruLOK fastener featuring the patent-pending Paddle Point™, engineered washer, and LOK-Nut. Available in specific lengths that allow contractors to replace their 1/2" carriage and through-bolts.
  • 6 1/4" fastener – Single 2x to 4x Decking Posts
  • 8" fastener – Double 2x to Single 4x Decking Posts

ThruLok Screw

6 pk.

6-1/4" - $18.99

  Qty:


8" - $21.99

  Qty:

Installation Procedure:

Put the ThruLok-Washer on the ThruLok screw with the teeth of the washer facing away from the head of the fastener. No predrilling required when properly installed. Using a ½" high torque variable speed drill (18V if cordless), drive the ThruLok until the washer and hex head are just above the wood surface (approx. ¼") and point of screw protrudes out other side of connection. Thread the ThruLok-Nut onto point of fastener. Hand tighten nut until flush with wood. Tighten screw with drill. Repeat to match code-compliant fastening pattern.

Screw
Length
Primary
Application
Wood Dimension
Range
6¼"
4x4 Deck Post to Single Rim Joist
4½"
5¼"
8"
4x4 Deck Post to Double Rim Joist or
Rim Joist and 2X Blocking
6¼"
7"
ThruLok Screw
ThruLok

ThruLok

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