Daggerz 12" x 4" Hex Washer Head Self Drill Screws with Bonded Washer - 500 Qty

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The Daggerz NEOSDCT1240 is a #12 x 4" Hex Washer Head Self-Drilling Screw with Bonded Washer designed for metal-to-metal fastening applications including roofing, metal buildings, steel framing, siding, and exterior construction projects. Supplied in a bulk carton of 500 screws, this fastener is ideal for contractors, metal building installers, and construction professionals. Featuring a #3 self-drilling point, the NEOSDCT1240 eliminates the need for pre-drilling and provides efficient penetration into steel materials. The hex washer head with EPDM bonded washer creates a secure connection while helping form a leak-resistant seal for exterior applications exposed to moisture and weather conditions. Manufactured from C1022 low carbon steel and protected by a Dagger-Guard coating, these screws offer up to 1,000 hours of salt spray corrosion resistance. The 5/16" hex drive and 4-inch length make them suitable for demanding fastening applications requiring superior holding strength and durability. Show more