#8 x 1/2 Inch Hex Washer Head Self Drilling Tek Screws, Zinc Plated Steel Sheet Metal Screws for Metal to Metal or Steel Fastening, Corrosion Resistant Hardware, Box of 100

#8 x 1/2 Inch Hex Washer Head Self Drilling Tek Screws
✔️ Zinc Plated Steel Sheet Metal Screws 100 Pack

This is a 100-piece box of #8 x 1/2 inch self drilling Tek screws made for fastening sheet metal to steel or steel to steel without pre drilling. These screws are commonly used in metal fabrication, HVAC work, panels, and light framing where fast installs and reliable grip matter.

✅ Pack size: 100 pieces
✅ Size: #8 x 1/2 inch
✅ Material: zinc plated carbon steel
✅ Finish: zinc plating for corrosion resistance
✅ Head style: hex washer head to spread load on thin metal
✅ Drive type: installs with 1/4 inch hex driver
✅ Self drilling tip saves time by drilling and fastening in one step
✅ Suitable for indoor and outdoor metal fastening
✅ Designed for sheet metal steel and steel to metal connections

Dimensions
Thread Size #8-18
Length 1/2 inch
Diameter 0.164 inch
Head Diameter 0.25 inch
Head Height 0.141 inch
Flange Diameter 0.348 inch
Drill Tip Length 3/16 inch
Drill Capacity 0.035 to 0.100 inch

💡 What are hex washer head self drilling screws used for in sheet metal work?
They are designed to fasten metal quickly while keeping joints tight and stable.

• Self drilling tip eliminates pilot holes and speeds up installation

• Hex washer head spreads pressure to reduce pull through on thin metal

• Zinc plated steel resists rust in common indoor and outdoor conditions

• Commonly used in HVAC, panels, enclosures, and light steel framing

These screws are a handy choice when you want fast installs, clean results, and dependable holding power for everyday sheet metal fastening jobs.