Save by Purchasing a Quantity of 10 Boxes (60 Pieces)!
The Simpson Strong-Tie HDQ8-SDS3 holdown combines low deflection and high loads with ease of installation. The unique seat design of the HDQ8 greatly minimizes deflection under load. (20) 3" SDS Simpson Strong-Tie® Strong-Drive® screws are included which install easily, reduces fastener slip and provide a greater net section area of the post when compared to bolts. They may be installed
either flush or raised off the mudsill without a reduction in load value.
- Material: 7 Gauge Steel
- Finish: Standard G90 Galvanized
- Anchor Bolt Diameter: 7/8"
- No stud bolts to countersink at openings.
- Uses SDS screws which install easily, reduce fastener slip, and provide a greater net section area of the post compared to bolts.
- Includes (20) 3" SDS screws with the holdowns to ensure the proper fasteners are used.
Standard G90 Zinc Galvanized Coating Information
Standard G90 Zinc Galvanized Coating contains 0.90 oz. of zinc per square foot of surface area (total both sides). This coating provides a low level of corrosion resistance and should be used in dry environments.
Level of Corrosion Resistance: Low
Explanation of "Simpson Ships Direct" Availability
Direct Shipments from Simpson Strong-Tie are products Simpson stocks in many of their warehouses. They will be ordered to ship directly to your location as soon as we receive your order. Simpson usually ships in 2-4 business days after they receive our purchase order. Additionally, expedited orders are not guaranteed to process sooner than the standard 2-4 business days. We will immediately notify you with the tracking information as soon as we receive it. If you have specific time related needs we encourage you to call our sales department direct at 800-323-2999 for more information.
Additional Simpson Strong-Tie Information
If there are any items on the
Simpson Strong-Tie Website that you do not see on the DHC Supplies website we will gladly special order them. Most special order Simpson items ship the same or next business day as long as there is stock available. Call us at 800-323-2999 for pricing and availability.
Possible Free Shipping! Orders (Continental USA Only) of Simpson Strong-Tie items only that total $2200.00 or more may ship free depending on location, type of business and the type of Simpson products required. Additional products will be charged standard shipping if applicable. Please call 800-323-2999 to see if your order qualifies.