Lag screws longer than 12 inches will have a minimum thread length of 50% of the screw length up to a maximum of 8 inches

3/4 x 8 ITM SDS Plus Hammer Drill Bit

6 x 1 1/4 Simpson Bugle-Head Wood Decking Screws - 6-Lobe Drive 305 SS - 1 lbs Pack (243)

What Are the Benefits of SNAPTOGGLE® Heavy-Duty Toggle Bolts

5/8-11 x 1 1/4 Hex Tap Bolt Silicon Bronze 1/2-13 Grade 8 Hex Cap Screws Yellow Zinc Plated Lag screws longer than 125 8 11 x 1 1 4 Hex Tap Bolt Silicon Bronze. Silicon Bronze Hex Tap Bolts are similar to low carbon steel in hardness but offer high resistance to corrosive environments such as sea water, gases, sewage and atmospheric conditions. Commonly used in naval construction and power plant applications.