SKU: F07T300TDB

Simpson Strong-Tie #7 x 3" Self-Drilling Siding Screw, Square Trim Head - 410 Stainless Steel, Qty. 2,000

Simpson Strong-Tie #7 x 3" Self-Drilling Siding Screw, Square Trim Head - 410 Stainless Steel, Qty. 2,000!

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SKU: F07T300TDB

Simpson Strong-Tie #7 x 3" Self-Drilling Siding Screw, Square Trim Head - 410 Stainless Steel, Qty. 2,000

$449.24
 
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Specifications

Diameter: #7
Length: 3"
Material: 410 Stainless Steel
Drive type: #1 Square
Head diameter: 0.230"
Head type: Trim Head
Manufacturer name: Simpson Strong-Tie
Point type: Drill Point
Quantity: 2,000
Thread length: 2/3 Threaded
Threads per inch: 19
Description

The Simpson Strong-Tie F07T300TDB Self-Drilling Siding Screw is designed to deliver strength, speed, and long-lasting performance in fiber cement siding and trim applications. Made from 410 stainless steel and engineered for corrosion resistance and durability, this high-performance screw is ideal for fastening siding to metal or wood framing without the need for pre-drilling. The patented winged design clears excess material during installation, preventing damage and ensuring a flush, clean finish every time.

Whether you're working with steel studs or wood substrates, this self-drilling screw simplifies the job and helps maintain siding integrity in all climates. It’s perfect for contractors and DIYers looking for reliable performance, code compliance, and professional results.

Key Features

  • 410 stainless steel provides corrosion resistance for exterior applications
  • Self-drilling tip eliminates the need for pre-drilling
  • Patented winged design prevents damage to siding material
  • Flat head with under-head serrations for flush seating and reduced spin-out
  • Ideal for use in high-moisture and coastal environments
  • Available in multiple lengths to suit different siding thicknesses

Applications

  • Fiber cement siding to steel or wood framing
  • Cement board trim and fascia installation
  • Residential and commercial exterior siding projects
  • Coastal or high-humidity construction environments

Installation

  • Designed for use with wood or light-gauge steel studs
  • No pre-drilling required
  • Use a standard drill/driver with appropriate torque settings
  • Ensure proper embedment depth and avoid overdriving to protect siding integrity
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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.
× 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

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r
robert scardino
Awesome screws

Just as advertised. Best self drilling screws I’ve ever used