Simpson Strong-Tie #10 x 3-1/2" Self-Drilling Square Drive Screw, Bugle Head - 410 Stainless Steel, Qty. 1,000 Quik Drive Metal-To-Metal Screws It features a self-tapping tip

It features a self-tapping tip and comes preassembled with a nut

Flexible design: Roofjack size accommodates pipes from 1/4" - 2-1/2"

Load-Rated Strap: Designed to reinforce structural wood framing connections

this post base is specifically designed to provide moment resistance for columns or posts

Versatile Applications: Designed to accommodate a wide range of joist sizes

Simpson Strong-Tie #10 x 3-1/2" Self-Drilling Square Drive Screw, Bugle Head - 410 Stainless Steel, Qty. 1,000 Quik Drive Metal-To-Metal Screws It features a self-tapping tipWhen you need a clean, flush fitting fastener for panel to steel applications, the Simpson Strong Tie F10T350BDB Self Drilling Bugle Head Screw delivers reliable performance. Its bugle head seats flush with wood or OSB panels, the #3 drill point penetrates steel without pre drilling, and the Type 410 stainless steel construction with corrosion resistant coating ensures durability in demanding framing tasks. Ideal for securing wood, plywood or OSB to