--- product_id: 80290161 title: "Structural Screws SD9112R100 No.9 by 1-1/2-Inch Structural-Connector Screw, 100-Pack" brand: "simpson" price: "ΰΈΏ4236" currency: THB in_stock: true reviews_count: 5 category: "Simpson" url: https://www.desertcart.co.th/products/80290161-structural-screws-sd9112r100-no-9-by-1-1-2-inch store_origin: TH region: Thailand --- # Load capacity > 10d nails 1/4" hex head with integrated washer Class 55 galvanized corrosion resistance Structural Screws SD9112R100 No.9 by 1-1/2-Inch Structural-Connector Screw, 100-Pack **Brand:** simpson **Price:** ΰΈΏ4236 **Availability:** βœ… In Stock ## Summary > πŸ”© Build Stronger, Last Longer β€” The Screw That Means Business ## Quick Answers - **What is this?** Structural Screws SD9112R100 No.9 by 1-1/2-Inch Structural-Connector Screw, 100-Pack by simpson - **How much does it cost?** ΰΈΏ4236 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/80290161-structural-screws-sd9112r100-no-9-by-1-1-2-inch) ## Best For - simpson enthusiasts ## Why This Product - Trusted simpson brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Nail Replacement Power:** Outperforms 10d common nails with superior load capacity for safer, stronger builds. - β€’ **Quick-Install Hex Head:** 1/4" hex head with integrated washer and clear stamping speeds up your workflow and reduces errors. - β€’ **Trusted Industry Leader:** Simpson Strong-Tie’s proven innovation guarantees reliability in every structural project. - β€’ **Precision Engineered Fit:** Optimized shank and heat treatment deliver unmatched strength and ductility in Simpson connectors. - β€’ **Corrosion-Resistant Armor:** Mechanically galvanized Class 55 coating ensures long-lasting durability indoors and out. ## Overview The Simpson Strong-Drive SD9112R100 #9 x 1-1/2" structural connector screws are engineered to replace nails in Simpson Strong-Tie connectors, offering superior load capacity and corrosion resistance with a Class 55 galvanized coating. Featuring a 1/4" hex head with integrated washer for fast, accurate installation, these screws are heat-treated for enhanced strength and durability, making them the go-to choice for professionals demanding reliable, long-lasting structural fasteners. ## Description The Strong-Drive SD Connector screw is specifically designed to replace nails in certain Simpson Strong-Tie connectors and is the only screw approved for that application. The load-rated SD screw has been tested and approved for use in many popular Simpson Strong-Tie products. In certain applications screws are easier and more convenient to install than nails, and the single-fastener load values achieved by the SD screw exceed those of typical 10d common or 16d common nails. In addition, the galvanized coating makes the SD screw ideal for interior and most exterior conditions. Review: As described Review: The screws were high quality. ## Features - NAIL REPLACEMENT: The Strong-Drive SD Connector #9 x 1-1/2 inch screw is specifically designed to replace nails in certain Simpson Strong-Tie connectors and is the only screw tested and approved for that application. The single-fastener load capacity of the #9 SD exceeds the capacity of a 10d common nail. - MECHANICALLY GALVANIZED COATING: The Strong-Drive SD Connector screw features a mechanically galvanized, Class 55 coating that provides superior corrosion resistance for long-lasting durability. This finish withstands harsh conditions, making it ideal for both interior and most exterior applications where protection against rust is essential. - EASY IDENTIFICATION: Designed for quick and easy use, the SD Connector screw includes a 1/4" hex head with a 0.370"-diameter integrated washer, stamped with the Simpson Strong-Tie sign and fastener size. This design simplifies installation and helps you quickly identify the correct screw post installation. - ENGINEERED FOR DURABILITY: The shank of the SD Connector screw is specifically designed to fit precisely into fastener holes in Simpson Strong-Tie connectors. Enhanced with optimized heat treating, the screw offers improved ductility and strength, delivering reliable performance in demanding applications. - SIMPSON STRONG-TIE RELIABILITY: At Simpson Strong-Tie, our mission is to provide solutions that help people design and build safer, stronger structures. As a pioneer in the building industry, we have an unmatched passion for problem solving through skillful engineering and thoughtful innovation. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B003YHCLYO | | Best Sellers Rank | #259,066 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #8 in Structural Bolts | | Brand | SIMPSON | | Colour | Silver | | Compatible groove diameter | 0.22 Inches | | Country of Origin | USA | | Department | Unisex Adult | | EU Spare Part Availability Duration | 1 Years | | Exterior Finish | Galvanized | | Fastener Size | #9 | | Fastener Type | Wood Screws | | Generic Name | Simpson Structural Screws SD9112R100 No.9 by 1-1/2-Inch Structural-Connector Screw, 100-Pack | | Global Trade Identification Number | 00707392977001 | | Head Style | Flanged Hex | | Head Type | Hex | | Included Components | Simpson Structural Screws SD9112R100 No.9 by 1-1/2-Inch Structural-Connector Screw, 100-Pack | | Item Diameter | 0.37 Inches | | Item Weight | 363 g | | Item model number | SD9112R100 | | Manufacturer | Simpson Strong-Tie | | Material | Steel | | Metal Type | Stainless Steel | | Net Quantity | 100.0 Count | | Number of Pieces | 100 | | Point Style | Type A Point | | Set Name | 100-Piece UNC Set | | Set Screw Thread Type | Unified National Coarse (UNC) | | Size | 1-(Set of 100 pack) | | Thread Class | Product-specific (Strong-Drive) | | Thread Coverage | Partially Threaded | | Thread Size | 1 1/8 | | Thread Style | Right Hand | | Thread Type | UN | | UPC | 784497810785 783961889937 707392977001 | ## Product Details - **Exterior Finish:** Galvanized - **Head Style:** Flanged Hex - **Item dimensions L x W x H:** 9 x 9 x 41 Millimeters - **Material:** Steel - **Thread Size:** 1 1/8 ## Images ![Structural Screws SD9112R100 No.9 by 1-1/2-Inch Structural-Connector Screw, 100-Pack - Image 1](https://m.media-amazon.com/images/I/719SzMXZ4cL.jpg) ![Structural Screws SD9112R100 No.9 by 1-1/2-Inch Structural-Connector Screw, 100-Pack - Image 2](https://m.media-amazon.com/images/I/51bcHOrTFSL.jpg) ![Structural Screws SD9112R100 No.9 by 1-1/2-Inch Structural-Connector Screw, 100-Pack - Image 3](https://m.media-amazon.com/images/I/41Uo4JktksL.jpg) ![Structural Screws SD9112R100 No.9 by 1-1/2-Inch Structural-Connector Screw, 100-Pack - Image 4](https://m.media-amazon.com/images/I/51CGFWQtIhL.jpg) ![Structural Screws SD9112R100 No.9 by 1-1/2-Inch Structural-Connector Screw, 100-Pack - Image 5](https://m.media-amazon.com/images/I/817RfkqMZZL.jpg) ## Available Options This product comes in different **Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by T***D on 4 June 2025* As described ### ⭐⭐⭐⭐⭐ Review *by E***E on 28 October 2025* The screws were high quality. ### ⭐⭐⭐⭐⭐ Review *by C***E on 2 November 2020* These are the BEST screws/bolts to use with simpson strong ties or hurricaine ties. And they come with a driver, THANK YOU; and they're cheaper with Amazon than Home Depot. ## Frequently Bought Together - Simpson Strong-Tie SD9112R100 Strong-Drive SD Connector Screw #9 x 1-1/2 in. 1/4-Hex Drive, Mech. Galv. (100-Qty) - Simpson Strong-Tie H2.5A-25PK - 18-Gauge Galvanized Hurricane Tie 25ct (25pk) - Simpson Strong-Tie LU26-25PK - Joist Hanger, 2" x 6" 25pk (25pk) --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.th/products/80290161-structural-screws-sd9112r100-no-9-by-1-1-2-inch](https://www.desertcart.co.th/products/80290161-structural-screws-sd9112r100-no-9-by-1-1-2-inch) --- *Product available on Desertcart Thailand* *Store origin: TH* *Last updated: 2026-04-30*