Hillman 5/8 x 4-1/2 in. Zinc-Plated Steel Hex Bolts, 25-Pack

Heavy-duty Hillman hex bolts pair a 5/8 in. diameter with a 4-1/2 in. length for strong wood-to-wood, wood-to-metal, or metal-to-metal fastening. Zinc-plated Grade 2 steel provides reliable strength and corrosion resistance for general-purpose projects.

Key Features:

• Durable Construction: Zinc-plated Grade 2 steel resists rust in typical environments
• Strong Hold: Partially threaded shank reduces shear movement between joined materials
• Coarse Thread: Ensures quick starts and reliable grip in general applications
• Versatile Use: Ideal for wood, metal, and mixed-material assemblies
• Bulk Value: Convenient 25-pack for jobsites and repeat tasks

Specifications Table:

Frequently Asked Questions (FAQ):

Q: Are these fully or partially threaded?
A: They have a partially threaded shank, which increases clamping strength and reduces shear movement.

Q: What grade are the bolts?
A: Grade 2 steel, suitable for most general-use fastening tasks.

Q: What nuts and washers should I use?
A: Match with Grade 2 nuts and washers with a zinc-plated finish for consistent performance and corrosion resistance.

Q: What thread type do these bolts use?
A: Coarse thread.

Q: Can these be used outdoors?
A: The zinc plating offers basic corrosion resistance for typical conditions; for harsh or long-term outdoor exposure, consider galvanized or stainless options.

Industrial polish with purposeful strength

A crisp hex silhouette and cool zinc finish bring a refined, utilitarian edge to cabinetry, benches, and exposed-frame builds. The partially threaded shank is the quiet hero—delivering a confident, architectural hold. Try them with matte-black hardware and raw oak for a modern workshop-chic moment. Functional and handsome, they’re the understated essential of a well-appointed project.

Equip your next build with dependable hold—add this 25-pack of Hillman zinc-plated hex bolts to your cart today.