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Product Details
✓Type F Thread-Cutting Design: cuts threads into steel cross-members through a 7/32 in. pilot hole without requiring a separate tapping step; oil phosphate coating lubricates on contact to reduce drive effort and extend bit life during high-volume floorboard screw installation; note: this is not self-drilling
✓Wide Trailer Compatibility: flatbed, drop-deck, curtain-side, dry van, enclosed, utility, gooseneck, and horse/livestock trailers; suitable for apitong, hardwood, and softwood deck boards fastened to steel cross-member and C-channel frames
✓Flush Flathead Profile: sits at or below deck surface with no raised head to snag straps, tarps, or pallet runners during cargo loading and unloading; essential for flatbed and enclosed trailer floor installations
✓Case-Hardened Carbon Steel Construction: Case-hardened carbon steel per SAE J933 with HRC 45 minimum surface hardness and 142 lb-in minimum torsional strength; black phosphate and oil finish for corrosion resistance; fully threaded UNC 1/4-20 right-hand shank for maximum holding strength in wood-to-metal trailer frame connections
✓T30 six-lobe Torx drive delivers higher torque transfer and lower cam-out rate than hex or Phillips, reducing bit wear and strip-out risk during production trailer floor screw installation