Sheet Metal Screws #12 3/4 in Washer Head Hex Electro Galvanized Zinc (90-Pack)

12 x 3/4 in. External Hex Washer Head Self-Drilling Drill Point Roofing Screw (90-Pack) ensures reliable metal-to-metal fastening with robust holding strength, eliminating the need for pre-drilling. The specially designed drill point and flute efficiently remove material and size the hole appropriately for threading. Perfect for securing roofing and wall panels to steel frames. The self-sealing washer guarantees a waterproof seal, while the premium finish offers excellent corrosion resistance in challenging outdoor conditions. It can be installed using a standard screw gun and a hex drive bit.

• Suitable for metal-to-wood applications and delivers outstanding corrosion resistance, particularly when securing roofing panels to wooden structures.

• The self-sealing washer ensures a waterproof seal in tough outdoor settings.

• High-performance drive surfaces and hex head minimize the chance of slipping, allowing for easy penetration of the surface on the first attempt.

• Coated with a zinc-based Thermalset polyester that contains metal in the coating.

• The accurately designed drill point allows for drilling, tapping, and fastening all in one motion.

• Pre-drilling is not required.

• Offers reliable fastening with strong holding power.

• Highly adaptable for various uses.

• Typical project applications include corrugated roofing, HVAC installations, steel stud framing, gutters, flashing for corrugated roofing, and register vents.