---
product_id: 650620827
title: "FOLIV 523PCS Grade 8 Bolts and Nuts Assortment Kit, Heavy Duty Nut and Bolt Assortment, 1/4-20 5/16-18 3/8-16 SAE Hex Bolts, Length from 1/2\" to 1-1/2\""
brand: "foliv"
price: "¥114137"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/650620827-foliv-523pcs-grade-8-bolts-and-nuts-assortment-kit-heavy
store_origin: JP
region: Japan
---

# Upgraded sturdy organizer box 523 premium Grade 8 pieces Heavy-duty alloy steel strength FOLIV 523PCS Grade 8 Bolts and Nuts Assortment Kit, Heavy Duty Nut and Bolt Assortment, 1/4-20 5/16-18 3/8-16 SAE Hex Bolts, Length from 1/2" to 1-1/2"

**Brand:** foliv
**Price:** ¥114137
**Availability:** ✅ In Stock

## Summary

> 🔧 Lock in strength, style, and sustainability with every bolt!

## Quick Answers

- **What is this?** FOLIV 523PCS Grade 8 Bolts and Nuts Assortment Kit, Heavy Duty Nut and Bolt Assortment, 1/4-20 5/16-18 3/8-16 SAE Hex Bolts, Length from 1/2" to 1-1/2" by foliv
- **How much does it cost?** ¥114137 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/650620827-foliv-523pcs-grade-8-bolts-and-nuts-assortment-kit-heavy)

## Best For

- foliv enthusiasts

## Why This Product

- Trusted foliv brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Organized On-the-Go:** Robust, upgraded carry toolbox keeps your hardware perfectly sorted and ready for action—no more lost bolts or wasted time.
- • **Eco-Conscious Purchase:** Every kit supports environmental education through donations to White Memorial Conservation Center—fasten your projects and protect the planet.
- • **Comprehensive Size Range:** 523 pieces covering 1/4-20 to 3/8-16 SAE hex bolts, nuts, and washers—your all-in-one solution for precision fastening.
- • **Versatile Professional Use:** Ideal for machinery, automotive, furniture, and DIY projects—engineered to meet the demands of serious pros and makers alike.
- • **Unmatched Strength & Durability:** Crafted from Grade 8 alloy steel for superior corrosion and wear resistance—built to last through any project.

## Overview

The FOLIV 523PCS Grade 8 Bolts and Nuts Assortment Kit offers a heavy-duty, corrosion-resistant collection of SAE hex bolts, nuts, and washers in multiple sizes, all housed in a durable organizer box. Perfect for professional-grade repairs and DIY projects, this USA-made kit combines premium materials with eco-conscious values, ensuring you’re equipped and empowered for any fastening challenge.

## Description

FOLIV 523PCS Grade 8 Bolts and Nuts Assortment Kit, Heavy Duty Nut and Bolt Assortment, 1/4-20 5/16-18 3/8-16 SAE Hex Bolts, Length from 1/2” to 1-1/2”

## Features

- GRADE 8 BOLTS ASSORTMENT KIT: Made of heavy duty Grade 8 Alloy Steel, corrosion resistance, good wear resistance, high hardness.
- 1/4-20, 5/16-18, 3/8-16 SAE SIZES: Size from 1/4-20 x1/2" to 1-1/2", 5/16-18 x 3/4" to 2", 3/8-16 x 3/4" to 2". Package includes 127pcs SAE hex bolts, 132PCS hex nut and 132PCS spring washers. Total is 523PCS.
- UPGRADED STURDY CARRY TOOL BOX: We keep looking for more suitable tool box packaging for our very heavy bolts and nuts assortments. This handy box is sturdy and nice bolts and nuts organizer.If unfortunately box damaged on shipping way, please contact us we will send you a new box.
- WIDE APPLICATIONS: The bolts and nuts kit are widely used in machinery, furniture, car and motorcycle repair and DIY design.
- GREEN PROTECTION: FOLIV is donating from this purchase to White Memorial Conservation Center Inc., which is providing year-round environmental education programs for children and adults to protect natural resources (i.e. vegetation, water, soil, and air). Hope we could do something for this beautiful green world.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Head Style | Hex |
| Finish Type | Zinc |
| Shape | Hexagonal |
| Item Diameter | 0.25 Inches |
| Thread Size | 1/4-20, 5/16-18, 3/8-16 |
| Number of Pieces | 523 |
| Manufacturer | Foliv |
| Country of Origin | USA |
| Item Weight | 3 kg 290 g |
| Item part number | 523 grade 8 bolts |
| Are batteries included? | Yes |

## Product Details

- **Size:** 523
- **Colour:** Gold
- **Material:** Alloy Steel
- **Brand:** Foliv
- **Fastener Type:** Bolt, Hex, Round

## Images

![FOLIV 523PCS Grade 8 Bolts and Nuts Assortment Kit, Heavy Duty Nut and Bolt Assortment, 1/4-20 5/16-18 3/8-16 SAE Hex Bolts, Length from 1/2" to 1-1/2" - Image 1](https://m.media-amazon.com/images/I/81dctpvPsFL.jpg)
![FOLIV 523PCS Grade 8 Bolts and Nuts Assortment Kit, Heavy Duty Nut and Bolt Assortment, 1/4-20 5/16-18 3/8-16 SAE Hex Bolts, Length from 1/2" to 1-1/2" - Image 2](https://m.media-amazon.com/images/I/81srOIIEcjL.jpg)
![FOLIV 523PCS Grade 8 Bolts and Nuts Assortment Kit, Heavy Duty Nut and Bolt Assortment, 1/4-20 5/16-18 3/8-16 SAE Hex Bolts, Length from 1/2" to 1-1/2" - Image 3](https://m.media-amazon.com/images/I/71AycNKiPmL.jpg)
![FOLIV 523PCS Grade 8 Bolts and Nuts Assortment Kit, Heavy Duty Nut and Bolt Assortment, 1/4-20 5/16-18 3/8-16 SAE Hex Bolts, Length from 1/2" to 1-1/2" - Image 4](https://m.media-amazon.com/images/I/71vz0Mceg8L.jpg)
![FOLIV 523PCS Grade 8 Bolts and Nuts Assortment Kit, Heavy Duty Nut and Bolt Assortment, 1/4-20 5/16-18 3/8-16 SAE Hex Bolts, Length from 1/2" to 1-1/2" - Image 5](https://m.media-amazon.com/images/I/81A9nCqcGvL.jpg)

## Available Options

This product comes in different **Style Name** options.

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**Shop now:** [https://www.desertcart.jp/products/650620827-foliv-523pcs-grade-8-bolts-and-nuts-assortment-kit-heavy](https://www.desertcart.jp/products/650620827-foliv-523pcs-grade-8-bolts-and-nuts-assortment-kit-heavy)

---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-02-04*