Wedge Anchor, Seismic Approved No, Steel, Material Grade Not Graded, Fastener Finish Zinc Plated, Anchor Dia. 1/4 in, Anchor Length 2 1/4 in, Max. Work Thickness 3/8 in, Thread Length 1 1/8 in, Thread Size 1/4 in x 2-1/4 in, Min. Embedment 1 1/8 in, Thread 1/4 in, Embedment In Concrete 1 1/8 in, Package Quantity 50