SKU: 54828330281

Hillman 5/16 in. Diameter x 4 in. Length Hot-Dipped Galvanized Steel Hex Bolt, 50-Pack

Sale price$43.19 Regular price$47.99
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Ships within 48 hours · Estimated delivery Sep 12 - Sep 17

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Description

Hillman 5/16 in. Diameter x 4 in. Length Hot-Dipped Galvanized Steel Hex Bolt, 50-PackHillman 5 16 in. x 4 in. Galvanized Hex Bolt (50 Pack) Durable Grade 2 hex bolts for general fastening in wood, metal, or mixed applications. Hot dipped galvanized steel resists corrosion for outdoor and marine environments, with a partially threaded shank for strong, stable joints. Key Features: Corrosion Resistant Finish: Hot dipped galvanization withstands harsh outdoor conditions General Purpose Strength: Grade 2 steel suitable for most common

Hillman 5/16 in. x 4 in. Galvanized Hex Bolt (50-Pack)

Durable Grade 2 hex bolts for general fastening in wood, metal, or mixed applications. Hot-dipped galvanized steel resists corrosion for outdoor and marine environments, with a partially threaded shank for strong, stable joints.


Key Features:

  • Corrosion-Resistant Finish: Hot-dipped galvanization withstands harsh outdoor conditions
  • General-Purpose Strength: Grade 2 steel suitable for most common fastening tasks
  • Secure Grip: Partially threaded shank reduces shear movement between materials
  • Versatile Applications: Ideal for wood-to-wood, wood-to-metal, and metal-to-metal connections
  • Bulk Value: Convenient 50-pack for jobsites and maintenance stock

Specifications Table:

Specification Details
Brand Name Hillman
Finish Hot Dipped Galvanized
Grade Grade 2
Diameter 5/16 inch
Length 4 inch
Material Steel
Number in Package 50 pack
Packaging Type Boxed
Thread Type Coarse
Unit of Measurement Imperial
Package Height 3.2 in
Package Width 4.3 in
Package Length 5.3 in
Package Weight 5.3 lbs

Frequently Asked Questions (FAQ):

Q: Are these bolts fully threaded?
A: No. They feature a partially threaded shank to improve joint strength and reduce shear.


Q: Can I use these outdoors?
A: Yes. The hot-dipped galvanized finish provides strong corrosion resistance for outdoor use.


Q: What nuts and washers should I pair with these?
A: Use Grade 2 nuts and washers with a matching hot-dipped galvanized finish for best performance and corrosion protection.


Q: What thread type do these bolts have?
A: They have coarse threads, suitable for general-purpose fastening.


Q: Do I need to pre-drill?
A: Pre-drilling is recommended to ensure proper fit and prevent splitting in wood.


Industrial Poise with Weather-Ready Confidence

This galvanized hex bolt brings a refined industrial edge to outdoor structures and utility builds. The matte zinc finish feels grounded and authentic, pairing beautifully with raw timber and painted steel. Use it to punctuate a pergola or deck detail where hardware becomes part of the composition. Its robust, weather-ready presence makes it an essential note in the symphony of modern, luxurious living.


Secure your project with dependable, corrosion-resistant hardware—add this 50-pack of Hillman galvanized hex bolts to your cart today.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 54828330281

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4.4 ★★★★★
Based on 28 reviews
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A
Verified Purchase
Aimee C.
Lowell, US
★★★★★ 4
Perfect size and weight with compact size
Style: Rack with 3 Pairs (3, 5, and 8 Pound)
I purchased the Amazon Basics Neoprene Dumbbell Hand Weights specifically for Pilates, and they’ve been a great addition to my routine. The size and weight are perfect for controlled movements, helping with muscle toning without feeling too bulky or awkward. The neoprene coating gives them a comfortable, non-slip grip, which is especially important during longer sessions or when your hands get a little sweaty. They feel secure and easy to hold through a full workout. I also like the shape—they don’t roll around on the floor, which makes transitions between exercises smoother and less frustrating. They’re compact enough to store easily but still feel durable and well-made. Overall, these are a simple, affordable, and effective option for Pilates or light strength training. I’d definitely recommend them for anyone looking to add a little resistance to their workouts without overcomplicating things.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 20, 2026
J
Verified Purchase
J. saroukhan
New York, US
★★★★★ 5
Well made , gym quality
Style: 10 Pound, Pair
Color is nice and bright . The weights grips are good they do not slip . Prices reflect quality
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 29, 2026
K
Verified Purchase
Kim Wood
Battle Creek, US
★★★★★ 5
Good purchase
Style: 3 Pound, Pair
These are just the right weight for me to start gaining muscle back in my arms, after a large weight loss. They are of good quality, they are covered in a nice rubber like coating that is soft to the touch. They are small enough that i can take them with me when I travel. My dog has got hold of them a couple times and played with them, and they held up just fine without any damage.
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Reviewed in the United States on April 28, 2026
K
Verified Purchase
Ky Mogg
Charlottesville, US
★★★★★ 5
Solid, grippy, and they don’t roll away!
Style: 10 Pound, Pair
I bought these because I’m finally trying to build a consistent home workout routine and didn't want to drop a fortune on name-brand weights. I’ve been using this 10lb pair for about a month now for everything from overhead presses to lunges, and honestly, they’re exactly what I was looking for. The Pros: • That Neoprene Grip: The coating is fantastic. Even when my hands get pretty sweaty halfway through a workout, I don’t feel like I’m going to drop them. It’s a much "softer" feel than cold metal or hard plastic. • The Hex Shape: This is a small detail that makes a huge difference. Since the ends are hexagonal, they don't roll across the floor when I set them down between sets. They also stay put if I’m using them for "renegade rows" or floor work. • Compact Size: They aren’t bulky. I can easily shove them under my bed or in the corner of the closet when I’m done. • No Weird Odor: I was worried they might smell like a tire factory (which happens with some rubber-coated weights), but these had almost no scent right out of the box. The Cons: • Handle Diameter: The handles are a little on the thicker side. I have medium-sized hands and it’s fine, but if you have very small hands, they might feel a bit chunky to wrap your fingers all the way around. • Color Scuffs: The navy blue looks great, but if you clank them together or drop them on concrete, the coating can scuff or show dust pretty easily. The Verdict: If you just need a reliable set of weights for HIIT, Pilates, or general strength training, these are a no-brainer. You're basically getting gym-quality equipment for a fraction of the price. I’ll probably be back for the 15lb set in a few months!
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Reviewed in the United States on January 27, 2026
M
Verified Purchase
Matt
Grantham, US
★★★★★ 5
Simple, Comfortable, and Exactly What You Expect
Style: Rack with 3 Pairs (5, 10, and 15 Pound)
These are pretty much exactly what you want from a set of dumbbells — simple, functional, and no nonsense. The neoprene coating gives them a comfortable grip and keeps them from feeling slick in your hands, especially during longer workouts or if your hands get sweaty. The coating also helps keep them from banging up floors or making as much noise compared to bare metal weights, which is nice if you’re working out at home. Weight accuracy seems fine for general fitness use, and they’ve worked great for things like accessory movements, shoulder work, lighter presses, rehab-style exercises, and general muscle toning. The shape also helps keep them from rolling around everywhere when set down. They’re not fancy, and they’re not trying to be — they’re just dependable dumbbells that do what they’re supposed to do at a fair price. If you want straightforward hand weights for home workouts without overthinking it, these are a solid buy.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 26, 2026

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