Hillman® Shelf Drill Screw – Model 41550 (#10-16 x 3 in Hex Washer Head)

Product Overview

The Hillman® Shelf Drill Screw is designed for heavy-duty fastening in metal-to-metal applications, providing exceptional holding power and durability. Featuring a self-drilling point, this screw eliminates the need for pre-drilling, saving time and effort. Its hex washer head ensures superior driving control and a secure fit, while the zinc-plated finish offers moderate corrosion resistance for indoor and light outdoor use.

Perfect for shelving installations, structural framing, and general construction projects, this screw is a reliable choice for professionals and DIY enthusiasts.

Key Features

• Self-drilling design – drills, taps, and fastens in one step.
• Hex washer head for strong grip and easy installation.
• No. 3 drill point for smooth penetration in metal.
• Zinc-plated finish for corrosion resistance.
• Ideal for heavy-duty metal-to-metal fastening.
• Durable steel construction for long-lasting performance.

Specifications

• Model Number: 41550
• Size: #10-16 x 3 in
• Head Type: Hex Washer
• Drive Size: 5/16 in
• Point Type: Self-Drilling (No. 3)
• Material: Steel
• Finish: Zinc-Plated
• Thread Type: Fine (#10-16)
• Package Quantity: Typically 50 per pack (varies by retailer)
• Indoor/Outdoor: Yes

Applications

• Shelving Installations: Secure heavy-duty shelves to metal framing.
• Metal-to-Metal Fastening: Ideal for structural steel connections.
• HVAC & Electrical Work: Ductwork, brackets, and conduit clips.
• General Construction: Brackets, straps, and other hardware connections.