Hillman 1/2 × 3-1/2 in Grade 5 Zinc Hex Cap Screws (25-Pack)
Zinc, heat-treated
$38.99 /pack
Orders start at $399. Combine any items to reach it.
- 1 pack
- $38.99
- Standard delivery
- $49.99 per order
- Sales tax
- Added at checkout
All orders are subject to approval.
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Standard delivery$49.99
Per order, added in your cart. We deliver to the 48 contiguous states.
Availability confirmed by the desk at approval, with your delivery date. Shipping policy · Returns
Goes with
Fasteners
Details & specifications.
From the maker · the maker’s description
Durable Grade 5 hex head cap screws for strong, reliable fastening in metal-to-metal or metal-to-wood applications. Heat-treated zinc-plated steel offers added strength and corrosion resistance, with a partially threaded shank for secure clamping.
Industrial Poise, Everyday Strength
These hex cap screws bring a crisp, utilitarian elegance to custom shelving, exposed hardware, and artisan furniture. The zinc finish catches light with a subtle sheen, lending polish to raw woods and dark metals. Try them as deliberate, visible fasteners on a workshop-inspired console for a tailored, crafted look. Strong and refined, they’re the quiet heroes of luxe, hardworking spaces.
Equip your next build with dependable strength—add this 25-pack of Hillman Grade 5 hex cap screws to your cart today.
- Length
- 3-1/2 inch
- Finish
- Zinc, heat-treated
- Head
- Hex cap
- Material
- Steel
- Diameter
- 1/2 inch
- Thread Pitch
- 13 TPI (1/2"-13)
- Grade
- USS Grade 5
- Thread Type
- Machine thread
- Thread Coverage
- Partially threaded shank
- Pieces per Pack
- 25
- Full product name
- Hillman 1/2 in. Diameter x 3-1/2 in. Length Heat-Treated Zinc Steel Hex Head Cap Screw, 25-Pack
Key features
- Grade 5 Strength: Heat-treated steel suitable for most general-purpose fastening
- Corrosion-Resistant Finish: Zinc plating helps protect against rust
- High-Torque Hex Head: Designed for use with wrenches and sockets for secure tightening
- Partially Threaded Shank: Improves grip and reduces shear movement
- Bulk Pack Convenience: 25 pieces for jobsite or shop use
Specifications are provided by the manufacturer. Brand names are trademarks of their owners.
Guide
Choosing the fastener
- 1
Outdoors and treated lumber
Use hot-dip galvanized, stainless or exterior-coated fasteners, and follow the board maker’s fastener recommendation.
- 2
Price per piece
The pack price divided by the pieces in the pack, both as listed.
- 3
Drive
Star (Torx), square, Phillips or hex, as the listing states. Match the bit you carry.
They are 1/2 in.-13 diameter/thread with a 3-1/2 in. length.