0.160" x 2-1/2" Strong-Tie SDWS16212QR75 Framing Screws, Pkg 75 Underlayment & Subfloor Screws Multi-Family Construction: Supports floor framing

Multi-Family Construction: Supports floor framing while preserving fire-rated assemblies between units

Structural steel connections

This product is intended for use with 4x6 lumber but is also available in other sizes

or plumbing

0.160" x 2-1/2" Strong-Tie SDWS16212QR75 Framing Screws, Pkg 75 Underlayment & Subfloor Screws Multi-Family Construction: Supports floor framingSimpson Strong Tie SDWS Framing Screws give you pro grade strength in a screw thats easy to installeven without a contractors toolbelt. Whether you're framing an outdoor structure, repairing a fence, or tackling a deck addition, these heavy duty wood screws hold strong where it counts. The proprietary SawTooth point drives fast and clean without pre drilling, while the underhead nibs help the screw sit flush for a tight, professional looking finish.