[5000 BULK] Self Drilling Screws Unslotted Hex Washer with Serration #3 Point Zinc Plated 1/4-14 X 3/4

Bulk pack of 5000 Self Drilling Screws designed for fast, secure metal-to-metal and metal-to-wood applications. These unslotted hex washer screws feature a serrated under-head, a #3 point, zinc plating, and a 1/4-14 thread with 3/4" length, ideal for professional roofing, framing, and sheet metal projects.

• Self-Drilling Convenience: Eliminates pre-drilling by drilling its own pilot hole as you drive.
• Unslotted Hex Washer Head: Provides a flush, clean finish and strong seating even in tight spaces.
• Serrated Under-Head: Seals against the surface and helps reduce loosening from vibration.
• Corrosion Resistance: Zinc plating protects against rust in indoor or outdoor environments.
• Precise Size: 1/4" diameter, 14 threads per inch, 3/4" length; compatible with common metal thicknesses.
• Bulk Value: Pack of 5000 for ongoing projects, maintenance, and inventory.

Recommended uses include roofing, metal framing, HVAC ductwork, fencing, panels, and general sheet metal installations where quick fastening is required without pre-drilling. For best results, pair with a compatible driver and avoid over-tightening to maintain a secure, lasting hold.