Highcool #14 2-3/4" Deck Screws, Self-Tapping Sheet Wood Metal Screw, 181Pcs T25 Star Bits Reamer Screws for Trailers, for Wood to Steel

Material: The deck screws are made of steel with -corrosion the surface, which can effectively the screws and prolong their service life. Wood to Metal: Reamer screws are for applications where wood is being fastened to steel or aluminum，length of screw does NOT represent usable length of thread / thickness of wood #14 2-3/4" Maximum wood depth ~1-1/2" Maximum metal thickness screw can bore ~1/4" Installation: In the threaded part, we added threading process, which can effectively the resistance when screws, with the self-tapping screw tail, without the to cooperate with the of holes, can be easily nailed into soft steel or aluminum. (Note: They will not self-drill through thicker or non-soft material, these worked great to pre drill your holes through the wood and let them self tap into the metal. ） Fragile : After the wood is drilled through, the of the screw contact the steel and break off, then the threads engage. Application: Reamer screws are suitable for decks, truck beds, docks, horse trailers, utility trailers, ATV trailers and more.