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SKU: SDS25300MB

1/4" x 3" Strong-Tie SDS25300MB Heavy-Duty Connector Screw - Double-Barrier Coating, Pkg 150

1/4" x 3" Strong-Tie SDS25300MB Heavy-Duty Connector Screw - Double-Barrier Coating, Pkg 150!

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SKU: SDS25300MB

1/4" x 3" Strong-Tie SDS25300MB Heavy-Duty Connector Screw - Double-Barrier Coating, Pkg 150

$69.99
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Ships Jul 20 when you order now

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Specifications

Diameter: 1/4"
Length: 3"
Thread Length: 2"
Head Diameter: .438"
Thread Type: Serrated Threads
Drive Type: 3/8" Hex
Head Type: Hex Head
Point Type: Type 17 Point
For Treated Lumber: Yes
Material: Carbon Steel
Finish: Double-Barrier Coating
Manufacturer Name: Simpson Strong-Tie
Quantity: 150
Description

1/4" x 3" Strong-Tie SDS25300MB Heavy-Duty Connector Screw - Double-Barrier Coating, Pkg 150

The 1/4" x 3" Strong-Tie SDS25300MB Heavy-Duty Connector Screw is designed for demanding structural connections requiring extended embedment. Its 1/4" diameter supports high-load applications, while the Type-17 point enables smooth installation without predrilling in most wood members. The double-barrier coating provides reliable corrosion resistance for exterior framing environments.

Note: Approved for use in a wide range of Simpson Strong-Tie structural connector applications.

1/4" x 3" SDS Heavy-Duty Structural Screw for Wood-to-Wood and Connector Fastening

With added length for deeper penetration, this SDS screw delivers strong clamping performance in beams, posts, and engineered wood assemblies.

Key Features

  • 3" Length: Offers increased embedment depth for structural connections.
  • 1/4" Diameter: Provides high load-carrying capacity.
  • Type-17 Cutting Point: Reduces splitting and improves drive efficiency.
  • Integrated Washer Head: Enhances clamping force and installation control.

Common Applications

  • Structural Connector Fastening: Attaches hardware to heavy framing members.
  • Deck Ledger Attachment: Secures ledger boards to structural supports.
  • Timber Framing: Reinforces beams and post connections.
  • Engineered Lumber Installations: Suitable for LVL and glulam applications.
  • Framing Reinforcement: Strengthens structural wood assemblies.

Installation Tips

  • Drive at Steady Speed: Allow the Type-17 point to cut cleanly.
  • Keep Screw Straight: Install perpendicular for proper washer seating.
  • Torque Properly: Tighten until the washer head is fully seated.

SD vs SDS Screws | Which Simpson Strong-Tie Connector Screw Should You Use?

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× WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects and other reproductive harm. For more information visit: www.P65Warnings.ca.gov.

Customer Reviews

Based on 13 reviews
92%
(12)
8%
(1)
0%
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C
Carolina Stairs Inc
Great Customer Service

Always get great customer service with Sean Waters. Product comes very quickly usually in a day or so.

B
Bridget Brunner
Shipped fast

Items were shipped and arrived promptly

R
Richie Sing
Great prices

Was able to get close to the quantities I needed for this project with the variety of
screws per box offered. Great prices!