3/8" x 3-1/2" Pin-Drive Expansion Anchor, Yellow Zinc Plated, Pkg 50 LSTHD/STHD Strap-Tie Holdowns Engineered Cutting Threads: Designed for

Engineered Cutting Threads: Designed for low torque during install and strong grip in hardened concrete

is 16 threads per inch and includes a 5/16" hex head (replacement driver bit — BITHEXR516-134)

Designed for versatility across a range of framing applications

Oversized Washer Head – Distributes load and clamping pressure for a secure

for both nominal and rough-cut lumber

3/8" x 3-1/2" Pin-Drive Expansion Anchor, Yellow Zinc Plated, Pkg 50 LSTHD/STHD Strap-Tie Holdowns Engineered Cutting Threads: Designed forSimpson pin drive expansion anchors are coated in yellow zinc dichromate and used for medium and heavy duty fastening applications into concrete and grout filled block. California Residents: WARNING