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.
Diameter: 1/4"
Length: 2"
Material: Steel
Finish: Zinc
Head Style: Hex (7/16" Wrench)
Point Type: Gimlet
Thread Length: Partial
Hardness: Grade 2 / A307
Type: Hex Lag Screw
Diameter: 3/8"
Length: 1-1/2"
Material: Steel
Finish: Zinc
Head Style: Hex (9/16" Wrench)
Point Type: Gimlet
Thread Length: Partial
Hardness: Grade 2 / A307
Type: Hex Lag Screw