DeWALT 1/4" x 3" Screw-Bolt+ Screw Anchors, Hex Head, Zinc Plated PACK:500 Pk providing the heavy-duty strength needed

providing the heavy-duty strength needed to resist uplift and diagonal forces in timber and wood connections

allowing it to be countersunk below the work surface and hidden from view

A T10 6-lobe driver bit is included with each pack of #7-size screws

which provides extra corrosion resistance suitable for a wide range of construction environments

Structural columns requiring high uplift resistance in wind or seismic load zones

DeWALT 1/4" x 3" Screw-Bolt+ Screw Anchors, Hex Head, Zinc Plated PACK:500 Pk providing the heavy-duty strength neededPowers Fasteners PFM1411100 1 4" x 3" High Performance Concrete Anchor Screw The Screw Bolt+ High Performance Screw Anchor is a one piece, heavy duty screw anchor with a finished hex head or flat head (countersunk). Suitable base materials include normal weight concrete, sand lightweight concrete, concrete over steel deck, concrete masonry and solid clay brick. It is simple to install, easy to identify and fully removable. The patented thread design,