0.220" x 6" Strong-Tie SDWS22600DBB Timber Screw - Double Barrier Coating, Black | Qty. 500 Tapcon This will only fit a

This will only fit a joist that measures an actual 6x10"

flush-mount expansion anchor for use in hollow materials such as CMU and hollow-core plank

reliability

load-rated

0.220" x 6" Strong-Tie SDWS22600DBB Timber Screw - Double Barrier Coating, Black | Qty. 500 Tapcon This will only fit aSimpson 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,