Hillman 41544 #8-18 x 1 in. Hex Washer Head Self-Drilling Screw (75 Ct.):

Product Overview

The Hillman 41544 Self-Drilling Screw is a versatile fastener designed for metal-to-metal and multi-material applications. With a #8 gauge size, 18 threads per inch, and 1-inch length, this screw features a hex washer head for superior torque control and seating stability. Its self-drilling point eliminates the need for pre-drilled holes, saving time and effort during installation. The zinc-plated finish provides moderate corrosion resistance, making it ideal for indoor and protected outdoor environments.

Key Features

• Self-Drilling Design: Eliminates the need for pilot holes; drills and taps in one step.
• Hex Washer Head: Offers excellent torque control and prevents pull-through.
• Multi-Material Use: Suitable for wood, fiberglass, and thin-gauge metal.
• Corrosion Resistance: Zinc-plated finish provides moderate protection against rust.
• Easy Installation: Compatible with standard hex drivers for quick fastening.

Specifications

• Brand: Hillman
• Model: 41544
• Type: Self-Drilling Screw
• Gauge Size: #8
• Thread Pitch: 18 TPI
• Length: 1 in.
• Head Style: Hex Washer Head
• Drive Size: 1/4 in. Hex
• Material: Hardened Steel
• Finish: Zinc-Plated
• Point Style: Self-Drill Point
• Package Quantity: 75 screws per pack
• Weight: Approx. 0.42 lbs per pack

Applications

• Metal-to-Metal Fastening: Ideal for HVAC systems, ductwork, and sheet metal assembly.
• Mixed Material Projects: Securely attaches metal to wood or fiberglass.
• General Repairs: Perfect for home improvement, automotive, and industrial maintenance.
• Construction & Trade: Commonly used in electrical, plumbing, and mechanical installations.