1/2" x 3-1/2" Pin-Drive Expansion Anchor, Yellow Zinc Plated, Pkg 25 Collated Cement Board Screws drive the tie until the

drive the tie until the tip of the installation tool enters the exterior surface of the masonry and countersinks the tie below the surface

Sharp point and thread design for smooth driving and reduced cam-out

Whether you're completing a foundation retrofit or strengthening an existing structure

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

With multiple sizes available

1/2" x 3-1/2" Pin-Drive Expansion Anchor, Yellow Zinc Plated, Pkg 25 Collated Cement Board Screws drive the tie until theSimpson 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