Thread Diameter: 5/16"; Screw Length: 3" (excluding the head height); Head Type: Hex Head
External Hex Drive: 1/2"; Package: 15 PCS
Material: 304 stainless steel (A2-70) and no exterior finish, greater strength and corrosion resistance performance than regular stainless steel or zinc plated fasteners.
Typically used for securing wood in heavier duty applications. To prevent splitting, drill a pilot hole slightly smaller than the screw.
Lag bolts, also called lag screws, generally require flat washers to evenly distribute the pressure from the head. You could find the matched flat washers in our store with a reasonable price to save your time and money.