1/2 x 4-1/2 Zinc Plated Grade 2 / A307 Steel Hex Head Lag Screws HLSHS-507

Diameter: 1/2 Length: 4-1/2 Material: Steel Finish: Zinc Head Style: Hex (3/4 Wrench) Point Type: Gimlet Thread Length: Partial Hardness: Grade 2 / A307 Type: Hex Lag Screw A lag screw is similar to a wood screw but generally is much larger with a hexagonal head. Lag bolts are designed for securely fastening heavy timbers to one another or to fasten wood to masonry or concrete.