Hillman 41508 #8-18 x 3 in. Hex Washer Head Self-Drilling Screw (100 Ct.):

Product Overview

The Hillman 41508 Self-Drilling Screw is a precision-engineered fastener designed for metal-to-metal applications, eliminating the need for pre-drilling. With a #8 gauge size, 18 threads per inch, and 3-inch length, this screw features a hex washer head for superior torque control and seating stability. Its self-drilling point allows it to drill, tap, and fasten in one operation, saving time and effort. The zinc-plated finish provides moderate corrosion resistance, making it ideal for interior and protected exterior environments.

Key Features

• Self-Drilling Design: Eliminates the need for pre-drilling; drills and taps in one step.
• Hex Washer Head: Provides excellent torque control and prevents pull-through.
• Zinc-Plated Finish: Offers moderate corrosion resistance for long-lasting performance.
• Heavy-Duty Construction: Made from carbon steel for strength and durability.
• Precision Drill Point: Ensures smooth, accurate drilling and secure thread engagement.

Specifications

• Brand: Hillman
• Model: 41508
• Type: Self-Drilling Screw
• Gauge Size: #8
• Thread Pitch: 18 TPI
• Length: 3 in.
• Head Style: Hex Washer Head
• Drive Size: 1/4 in. Hex
• Material: Carbon Steel
• Finish: Zinc-Plated
• Point Style: #2 Drill Point
• Package Quantity: 100 screws per box
• Drill Capacity: Up to 0.125 in. metal thickness

Applications

• Metal-to-Metal Fastening: Ideal for steel framing, HVAC ductwork, and metal panels.
• Construction & Trade: Commonly used in commercial and industrial projects.
• General Repairs: Perfect for maintenance and fabrication tasks.
• Indoor & Protected Outdoor Use: Zinc coating offers moderate corrosion resistance.