3/4" x 4" Zinc Grade 2 / A307 Hex Head Lag Screws HLSHS-648 (20 pcs)Type: Hex Lag Screws
Head Style: Hex (1-1/8" Wrench)
Point Type: Gimlet
Thread Length: Partial
Hardness: Grade 2 / A307
Type: Hex Lag Screw
Box of 20.
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.