3/8" x 4-3/4" Pin-Drive Expansion Anchor, Yellow Zinc Plated, Pkg 50 410 Stainless Steel Concrete Screws When installed on the forms

When installed on the forms with the StrapMate® strap holder

Designed to withstand vertical construction loads prior to embedment in concrete

The Simpson Drop-In Anchors include a fix-depth stop bit to help you drill to the correct depth every time

Tapcon 410 Stainless Steel Phillips Flat Head Concrete Screws are designed for fastening into concrete

3/8" x 4-3/4" Pin-Drive Expansion Anchor, Yellow Zinc Plated, Pkg 50 410 Stainless Steel Concrete Screws When installed on the formsSimpson 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