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FOLIV

FOLIV specializes in heavy-duty Grade 8 bolt and nut assortment kits for industrial, automotive, and DIY applications, offering reliable SAE and metric fasteners in comprehensive sets.

4 products Updated March 4, 2026

FOLIV Products (4)

1
-14%
FOLIV 566pcs Grade 8 Heavy Duty Bolts Nuts Assortment Kit - 1/4-20, 5/16-18, 3/8-16 Hex Bolts, Nuts & Washers for Machinery DIY Repair
Prime

FOLIV 566pcs Grade 8 Heavy Duty Bolts Nuts Assortment Kit - 1/4-20, 5/16-18, 3/8-16 Hex Bolts, Nuts & Washers for Machinery DIY Repair

FOLIV
9.8
ProductReviews.org score rating is a scoring system developed by our experts. The score is from 0 to 10 based on the data collected by the ProductReviews.org tool. This score doesn't impact from any manufacturer or sales agent websites. We encourage you to write a review of your experiences with these products. Learn more »
Pros & Cons

Pros

  • Durable Grade 8 material with superior wear resistance
  • Wide range of common SAE sizes in one kit
  • Upgraded protective packaging arrives intact
  • Clearly labeled for quick size identification
  • High customer satisfaction from real-world use

Cons

  • Limited to three thread sizes, no finer or coarser options
  • Heavy kit requires sturdy storage space
  • Plastic case may scratch over time with rough handling
2
-21%
FOLIV 608pcs Grade 8 Heavy Duty SAE Bolts Nuts Washers Kit - 1/4-20, 5/16-18, 3/8-16, 1/2-13 Hex Assortment for Repairs
Prime

FOLIV 608pcs Grade 8 Heavy Duty SAE Bolts Nuts Washers Kit - 1/4-20, 5/16-18, 3/8-16, 1/2-13 Hex Assortment for Repairs

FOLIV
9.8
ProductReviews.org score rating is a scoring system developed by our experts. The score is from 0 to 10 based on the data collected by the ProductReviews.org tool. This score doesn't impact from any manufacturer or sales agent websites. We encourage you to write a review of your experiences with these products. Learn more »
Pros & Cons

Pros

  • High-hardness Grade 8 steel for heavy-duty performance
  • Ample quantities across multiple lengths and sizes
  • Includes both lock and flat washers for secure fastening
  • Clear labeling for quick size identification
  • Robust packaging reduces shipping damage

Cons

  • Fewer pieces available in largest 1/2-13 sizes
  • Limited to coarse thread SAE specifications
  • Heavy kit may be bulky for portable use
3
Prime

FOLIV 907pcs Grade 8.8 Metric Bolts Nuts Kit M4 M5 M6 M8 Yellow Zinc Plated Heavy Duty Assortment 12-30mm

FOLIV
9.8
ProductReviews.org score rating is a scoring system developed by our experts. The score is from 0 to 10 based on the data collected by the ProductReviews.org tool. This score doesn't impact from any manufacturer or sales agent websites. We encourage you to write a review of your experiences with these products. Learn more »
Pros & Cons

Pros

  • High-strength construction withstands heavy use
  • Corrosion-resistant finish extends service life
  • Organized sturdy case for easy access and portability
  • Broad size range fits diverse applications
  • Includes all essentials: bolts, nuts, washers

Cons

  • Heavy weight requires robust handling and storage
  • Metric sizing only, not compatible with SAE projects
  • Bulk quantity may exceed needs for small jobs
4
Prime

FOLIV 772PCS Grade 8 Bolt Assortment Kit: Heavy Duty SAE Bolts Nuts Washers 1/4-20 to 1/2-13, Upgraded Toolbox

FOLIV
9.8
ProductReviews.org score rating is a scoring system developed by our experts. The score is from 0 to 10 based on the data collected by the ProductReviews.org tool. This score doesn't impact from any manufacturer or sales agent websites. We encourage you to write a review of your experiences with these products. Learn more »
Pros & Cons

Pros

  • Superior strength and hardness for high-stress applications
  • All-inclusive kit saves time and money on separate purchases
  • Sturdy, spacious storage box for easy organization
  • Broad size range covers most common SAE needs
  • Corrosion-resistant material extends fastener lifespan

Cons

  • SAE sizes only, no metric options included
  • Heavy kit may be bulky for small-scale or portable jobs
  • Premium Grade 8 material suited more for heavy duty than light tasks

FOLIV Brand Guide

FOLIV stands out in the fasteners market with its focus on heavy-duty bolt and nut assortment kits tailored for demanding industrial, automotive, and DIY applications. Known for Grade 8 and 8.8 quality fasteners, the brand delivers comprehensive sets that include a variety of sizes, ensuring users have the right hardware for any job.

Why FOLIV Excels in Fastener Solutions

FOLIV's product lineup emphasizes durability and versatility, featuring hex bolts, nuts, and often washers in organized kits. These assortments cover common SAE sizes like 1/4-20, 5/16-18, 3/8-16, and 1/2-13, as well as metric options such as M4, M5, M6, and M8. Whether you're tackling machinery repairs, construction projects, or home workshops, FOLIV kits provide the strength needed for high-stress environments.

What sets FOLIV apart is the attention to heavy-duty specifications. Their Grade 8 bolts offer superior tensile strength, making them ideal for applications where failure isn't an option. Yellow zinc plating on metric kits adds corrosion resistance, extending the lifespan of fasteners in harsh conditions. Customers appreciate the upgraded packaging in select kits, which keeps components sorted and accessible.

Key Product Highlights

  • 566Pcs Heavy Duty Bolts and Nuts Assortment Kit: Covers 15 common sizes in 1/4-20, 5/16-18, and 3/8-16 for versatile use.
  • 608Pcs Grade 8 Bolts and Nuts Kit: Includes washers alongside bolts and nuts in popular SAE threads.
  • 907Pcs Grade 8.8 Metric Bolt Assortment: Yellow zinc plated for rust protection, with lengths from 12-30mm.
  • 772Pcs Grade 8 Bolt Assortment Kit (Upgraded): Expanded SAE sizes for comprehensive coverage.

These kits are designed for professionals in manufacturing, automotive repair, and construction, as well as serious DIY enthusiasts who demand professional-grade tools. Explore more options in our Bolt Kits category for similar high-performance assortments.

Quality and Reputation That Builds Trust

FOLIV prioritizes material excellence, using high-grade steel that meets or exceeds industry standards. This commitment translates to fasteners that withstand extreme torque, vibration, and environmental exposure. The brand's reputation is built on consistent performance across its product range, making it a go-to choice for those seeking value without compromising on safety or reliability.

In the competitive world of nut and bolt assortments, FOLIV shines through thoughtful design. Organized trays prevent mix-ups during projects, saving time and frustration. For users in workshops or on job sites, this practicality combined with robust construction fosters repeat loyalty.

Who Benefits Most from FOLIV Products?

FOLIV kits suit a wide audience:

  • Mechanics and fabricators needing quick access to SAE bolts for vehicle builds.
  • Contractors requiring metric fasteners for international equipment.
  • Homeowners upgrading garages with professional hardware.
  • Engineers prototyping or maintaining machinery.
Check out our Bolt Kits section to see how FOLIV compares with other trusted brands in heavy-duty fasteners.

Frequently Asked Questions

What sizes are included in FOLIV bolt kits?

FOLIV assortments feature standard SAE sizes like 1/4-20 up to 1/2-13 and metric M4 to M8, with varying lengths to cover most common applications.

Are FOLIV bolts suitable for heavy-duty use?

Yes, all featured kits use Grade 8 or 8.8 bolts, designed for high-strength requirements in industrial and automotive settings.

Do FOLIV kits include washers?

Select kits, such as the 608Pcs version, include washers for complete fastening solutions.

What plating options does FOLIV offer?

Metric kits often come yellow zinc plated for enhanced corrosion resistance, while SAE kits focus on raw strength.

Where can I find more bolt assortment options?

Browse our Bolt Kits category for FOLIV products and similar assortments from other brands. Additional links to Bolt Kits provide even more variety for your needs.