#17 Construction Lag Screw Exterior Coated Torx/Star Drive Heavy Duty Structural Lag - Modified Truss Washer Head

✔#17 Screw Dimensions - ~.228 Shank Diameter - ~.296" Thread Diameter - 11/16" Head Diameter - Use T-40 Torx Bit
✔Manufactured from High Quality Heat Treated Steel, Triple Coated, ACQ Treated Lumber Compatible
✔Corrosion Resistant Lag Screws Passed the 1500 Hour Salt Spray Test Without Coating Failures
✔Type 17 Notched Extra Sharp Point for Quick Starts without "Walking", Reduces Need for Pre-Drilling
✔Construction Lag Screws Far Exceed Standard Lag Bolts in Shear Compression Forces
✔Deep, Wide, Sharp Screw Threads for Maximum Holding Power, Excellent for Hard and Soft Wood
✔Knurled Screw Shoulder Lowers Drill Torque Requirements, High Quality Threads Cut Clean and Easy
✔Deep Torx/Star Drive Head Reduce "Cam-out" While Driving Screw
✔Great Screw for Decking, Fencing, Roofing, Framing, Timber Frame or Post, and Beam


Screw Engineering Specs:
Average Shear Strength of #17 Shank --- 1,367 lbf
Average Pull-Out Strength 3.5" (Thread Length) - 932 lbf for 7" screws / 4" (Thread Length) 1065 lbf for 8" to 16" screws
(Screw Pull-Out is Calculated by Screws installed in the Side Grain of a Main Member - Southern Pine)

Installation Instructions  Available Here

Screw Size	Package Size	Approximate Screw Count	Torx Bit Size	Interior/Exterior
17 x 4"	Full Box	550	T40	Exterior
17 x 5"	Full Box	300	T40	Exterior
17 x 6"	Full Box	350	T40	Exterior
17 x 7"	Full Box	300	T40	Exterior
17 x 8"	Full Box	250	T40	Exterior
17 x 10"	Full Box	250	T40	Exterior
17 x 12"	Full Box	250	T40	Exterior
17 x 14"	Full Box	250	T40	Exterior
17 x 16"	Full Box	250	T40	Exterior