Bulk Pack of Self Drilling Screws – 3000 pieces per package, designed for quick metal-to-metal fastening. This unslotted hex washer head screw features a serrated washer and a #3 point, optimized for efficient drilling and strong holding power in metal assemblies. With a zinc-plated finish, these screws resist corrosion and provide long-lasting performance in a variety of projects.

Key Features

• Self drilling screw for fast, pre-drill-free fastening into metal
• Head: Hex Washer, unslotted, with serrated washer under the head
• Drive Type: Hex (unslotted)
• Point: #3 for efficient penetration
• Size: 5/16-12 x 3/4 inches
• Material / Finish: Zinc-plated steel for corrosion resistance
• Quantity: 3000 pieces per bulk pack

Specifications

• Size: 5/16-12 x 3/4 in
• Thread: 12 TPI (coarse)
• Point: #3
• Head Type: Hex Washer (unslotted) with serrations
• Drive Type: Hex (unslotted)
• Material / Finish: Zinc-plated steel
• Quantity: 3000 per bulk package

Ideal for bulk construction projects requiring durable, corrosion-resistant fasteners. The combination of a serrated washer, unslotted hex head, and self-drilling capability ensures quick installation and reliable performance in metal assemblies.

WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the State ofCalifornia to cause cancer and birth defects or other reproductive harm. For more information go tohttps://www.P65Warnings.ca.gov.