jake sales #15 x 5 construction lag screw exterior coated torx/star drive heavy duty structural lag screw far superior to common lag screws (100 screw count) modified truss washer head #15 x 5" - 100 screw count is up for auction in Tools & Home Improvement. The current bid is $11.00, 83% below the $62.95 MSRP, in Good Condition. This auction has ended — similar items appear in live auctions regularly.