HVAC Self-Drilling Screws #10-16 | 5/16" Hex Head | 3/4" Length (500/tub)

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#10 x 3/4" Hex Washer Head Self-Drilling Screw – Zinc Plated Carbon Steel - Great for HVAC Work Built for quick fastening in metal-to-metal applications, these #10 x 3/4" hex washe r head self-drilling screws eliminate the need for pre-drilling and keep installs moving on the jobsite. Made from durable carbon steel with a zinc-plated finish, these screws feature a #3 drill point that cuts through metal efficiently while the hex washer head provides strong clamping force for secure fastening. Ideal for roofing, siding, gutters, and general sheet metal work where reliable fastening matters. Why Contractors Choose It 🔩 #3 Self-Drilling Point — Cuts through metal without pre-drilling, saving time during installation 🛠 Hex Washer Head Design — Provides strong holding power and distributes load across the material ⚙️ 5/16" Hex Drive — Standard driver size used by most impact drivers and screw guns 🧱 Carbon Steel Construction — Built for strength and durability in metal fastening applications 🛡 Zinc Plated Finish — Helps resist corrosion for longer service life 📏 #10 x 3/4" Size — Ideal length for many light-gauge metal fastening jobs How To Use 1️⃣ Position materials to be fastened together. 2️⃣ Use a 5/16" hex driver with an impact driver or screw gun. 3️⃣ Drive the screw until the washer head sits flush and securely clamps the material. 4️⃣ Avoid overdriving to maintain proper holding strength. Additional Notes • Thread Type: Type BSD• Head Style: Hex Washer Head• Drive Detail: 5/16" IHWH Unslot• Point Type: #3 Drill Point• Sealing Washer: Not Included• Origin: Imported ⚠ California Proposition 65 Warning This product can expose you to chemicals including lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, visit www.P65Warnings.ca.gov. Show more