1/2 x 12 Zinc Grade 2 / A307 Hex Head Lag Screws HLSHS-552 (25 pcs)

Diameter: 1/2 Length: 12 Material: Steel Finish: Zinc Head Style: Hex (3/4 Wrench) Point Type: Gimlet Thread Length: Partial Hardness: Grade 2 / A307 Type: Hex Lag Screw Box of 25. 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.