Simpson Strong-Tie exterior wood screws provide powerful, corrosion-resistant fastening solutions to help make your outside living space as long lasting as the interior of your home. The Simpson S08112DBB #8 x 1-1/8 in. Bugle-Head Wood Deck Screw is engineered for fastening all types of wood decking, including cedar, redwood, and preservative-treated woods. Constructed from Type 305 stainless steel, these screws deliver high-level corrosion resistance in demanding outdoor environments. The bugle head profile allows for flush countersinking, leaving a clean, professional finish across your deck surface. This bulk package includes 5,000 screws along with a #2 square driver bit, so your crew can get straight to work.

Key Features

• Type-17 Point for Fast Starts - The Type-17 cutting point bites into wood quickly, reducing cam-out and dramatically speeding up installation.
• Coarse Threads for a Tight Draw - Coarse threads on approximately 2/3 of the shank draw the decking and other material tightly to the framing for a secure, gap-free connection.
• Bugle Head for Flush Countersinking - The bugle head design seats flush with the decking surface without tearing wood fibers, providing a smooth, snag-free finish.
• Type 305 Stainless Steel Construction - Type 305 stainless steel provides high-level corrosion resistance, making these screws well-suited for exterior wood applications.
• #2 Square Drive - The square drive recess maximizes torque transfer and minimizes bit slippage during high-volume installation.
• Driver Bit Included - A #2 square driver bit is included in each package so you're ready to install right out of the box.
• Predrilling Recommendation - Predrilling is recommended near board ends to prevent splitting, ensuring clean edges and a professional appearance.
• High-Volume Bulk Quantity - 5,000 screws per package, ideal for large deck projects and professional contractors.

Specifications

• Model Number (MPN): S08112DBB
• Screw Size: #8
• Length: 1-1/8 in.
• Head Type: Bugle Head
• Head Diameter: 0.340 in.
• Drive Type: #2 Square
• Thread Type: Coarse Threads
• Point Type: Type-17 Point
• Material: Type 305 Stainless Steel
• Finish: Type 305 Stainless Steel
• Quantity: 5,000 per package
• Country of Origin: Taiwan

Approved Applications

• Fastening Wood-to-Wood - Designed specifically for fastening all types of wood decking, including cedar, redwood, and preservative-treated woods, directly to wood framing members.

What's Included

• 5,000 x Simpson S08112DBB #8 x 1-1/8 in. Bugle-Head Wood Deck Screws (Type 305 Stainless Steel)
• #2 Square

Frequently Asked Questions

Can these screws be used with preservative-treated lumber?

Yes. These screws are specifically designed for fastening all types of wood decking, including cedar, redwood, and preservative-treated woods. The Type 305 stainless steel construction provides high-level corrosion resistance, making them well-suited for use with treated lumber in exterior applications.

Is predrilling required when installing these screws?

Predrilling is not required in all situations, but it is recommended near board ends to prevent splitting. The Type-17 point is designed for fast starts and helps the screw bite into wood quickly without predrilling in most field locations.

What drive type does this screw use, and is a driver bit included?

This screw uses a #2 square drive. A #2 square driver bit is included in each package. If you need a replacement bit, the compatible model is BIT2S-2-R2.

How do the threads on this screw secure the decking to the framing?

The screw features coarse threads on approximately 2/3 of the shank. This thread pattern draws the decking and other material tightly to the framing as the screw is driven, creating a secure, gap-free connection.