5/16" x 4" 18-8 Stainless Steel Hex Head Lag Screws (3 pcs.)

Diameter: 5/16"
Length: 4"
Material: Stainless Steel
Head Style: Hex (1/2" Wrench)
Point Type: Gimlet
Thread Length: Partial
Hardness: 18-8
Type: Hex Lag Screw

Box of 3.

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.