Black Zinc Stainless Self Tapping Screws Set, 121 Piece, 410 Stainless, Self Drilling For Metal, Hex Washer Head, Black Finish, Five Eighths Inch To One And A Half Inch, Heavy Duty Pro Grade, Rust Resistant Kit For Sheet Metal Projects

Heavy-Duty Self-Tapping Screws for Metal, 410 Stainless
✔️ 121-piece set with drill-point, hex washer head, black finish

This heavy-duty self tapping screws set is made from 410 stainless steel with a black zinc finish. It drills its own hole and taps threads in one motion, eliminating pre-drilling and speeding up metalwork. Ideal for sheet metal projects, roofing, gutters, HVAC duct work, trailer repairs, and industrial panel assemblies.

✅ 410 stainless steel with black zinc finish offers strong corrosion resistance
✅ Self drilling drill point eliminates pre-drilling, saving time
✅ Hex washer head supplies high torque grip and flange helps prevent crush
✅ Pack contents: 45x 5/8", 35x 3/4", 27x 1", 14x 1-1/2", 1x magnetic driver bit
✅ Total 121 pieces included for metal-to-metal and wood-to-metal uses

💡 What is a handy way to use self tapping screws for metal projects? These screws drill their own hole and thread in one motion, making fast assemblies easier. Handy for repairs, roofing, gutters, and HVAC work.
- choose the right length for the material
- use a magnetic driver for steady seating
- avoid overtightening to prevent damage