Ideal for doweling and anchoring threaded rods into concrete and masonry substrates
Simpson Strong-Tie Bugle Head Decking Screws are designed for wood-to-wood applications
Electrical conduit runs in commercial and industrial settings
The patented Ruspert coated carbon steel or 304 stainless steel provides excellent corrosion resistance
Pre-Punched Fastener Holes: Makes alignment and installation easier
0.220" x 5" Strong-Tie SDWS22500DBB Timber Screw - Double Barrier Coating, Black | Qty. 600 PTRHA Powder Actuated Threaded Rod Hangers Ideal for doweling and anchoringSimpson Strong Tie SDWS Timber Screws (Exterior Grade) are your go to fasteners when strength and weather resistance matter. Ideal for outdoor framing, landscaping, or heavy duty builds, these structural wood screws help DIYers get pro level results without the need for pre drilling. Coated with a high performance Double Barrier finish, they resist corrosion from rain, moisture, and treated lumber. The large washer head adds serious clamping power,