5/8" x 4" Hot Dip Galvanized Steel Hex Head Lag ScrewsType: Galvanized Hex Cap Screws
Finish: Hot Dip Galvanized
Head Style: Hex (15/16" Wrench)
Point Type: Gimlet
Thread Length: Partial
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.