Simpson ZN25300B Zinc Nailon Pin-Drive Anchor 1/4 in. x 3 in. Mushroom Head Carbon Steel 1000-Pack Girder Tiedown ZMAX Galvanization: Offers extra corrosion

ZMAX Galvanization: Offers extra corrosion resistance beyond standard galvanized finishes - ideal for exterior and treated-wood applications

Because the heavy U-shaped hanger encapsulates the top flange of the joist

High-production drilling where speed

meaning the head sits flush with or below the surface of the fixture material once installed

What's in each box:

Simpson ZN25300B Zinc Nailon Pin-Drive Anchor 1/4 in. x 3 in. Mushroom Head Carbon Steel 1000-Pack Girder Tiedown ZMAX Galvanization: Offers extra corrosionSimpson ZN25300B Zinc Nailon 1 4 in. x 3 in. Pin Drive Anchor (1000 Qty) is a low cost mechanical anchor from Simpson Strong Tie, engineered for light duty applications under static loads. Featuring a mushroom head and a carbon steel pin drive design, this anchor installs quickly and securely into concrete, grouted and hollow CMU, and brick, delivering reliable performance across demanding structural applications. Key Features The pin and head