---
product_id: 466052001
title: "Karcy 20pcs 5/16\"(M8) Stainless Steel Wing Nuts Fastener Butterfly Nut Butterfly Nut"
brand: "karcy"
price: "¥4479"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/466052001-karcy-20pcs-5-16-m8-stainless-steel-wing-nuts-fastener
store_origin: JP
region: Japan
---

# M8 Thread Size 20 pcs Included 304 Stainless Steel Karcy 20pcs 5/16"(M8) Stainless Steel Wing Nuts Fastener Butterfly Nut Butterfly Nut

**Brand:** karcy
**Price:** ¥4479
**Availability:** ✅ In Stock

## Summary

> 🔧 Wing it with style and strength!

## Quick Answers

- **What is this?** Karcy 20pcs 5/16"(M8) Stainless Steel Wing Nuts Fastener Butterfly Nut Butterfly Nut by karcy
- **How much does it cost?** ¥4479 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/466052001-karcy-20pcs-5-16-m8-stainless-steel-wing-nuts-fastener)

## Best For

- karcy enthusiasts

## Why This Product

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

## Key Features

- • **Bulk Value:** 20 pieces to keep your projects moving!
- • **Durable Design:** Crafted from anti-rust 304 stainless steel.
- • **Reusable Convenience:** Install and remove with ease, again and again.
- • **Versatile Applications:** Perfect for machinery, furniture, and more.
- • **Effortless Installation:** Twist by hand, no tools needed!

## Overview

The Karcy 20pcs 5/16" (M8) Stainless Steel Wing Nuts are the ultimate fasteners for any project, combining effortless installation with durable, rust-resistant material. Perfect for a variety of applications, these wing nuts are designed for repeated use, making them a must-have for both professionals and DIY enthusiasts.

## Description

Karcy 20pcs 5/16"(M8) Stainless Steel Wing Nuts Fastener Butterfly Nut Butterfly Nut

## Features

- Applications: Machinery and equipment, electronic equipment, communications equipment, hardware lighting, building bridges, furniture decoration, etc.
- Usage: Twist the nut by hand without any other tools, easy to install.
- Size: 5/16"-18; Feature: Easy to install and remove, can be used repeatedly.
- Made of 304 stainless steel, anti-rust, durable and long lasting.
- Package Including 20 pcs Wing Nut

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Material | Metal |
| Fastener Type | Wing |
| Thread Size | M8 |
| Exterior Finish | Alloy Steel |
| Colour | Silver |
| Metal Type | Stainless Steel |
| Drive System | Wing |
| Brand | Karcy |
| Inside Thread Size | M8 |
| Thread Coverage | Unthreaded |
| UPC | 732515855102 |
| Manufacturer | Karcy |
| Country of Origin | China |
| Item part number | FY07170643 |
| Package Dimensions | 18.01 x 11.99 x 1.5 cm; 149.69 g |
| ASIN | B07G959ZW1 |

## Images

![Karcy 20pcs 5/16"(M8) Stainless Steel Wing Nuts Fastener Butterfly Nut Butterfly Nut - Image 1](https://m.media-amazon.com/images/I/71zRzUezu4L.jpg)
![Karcy 20pcs 5/16"(M8) Stainless Steel Wing Nuts Fastener Butterfly Nut Butterfly Nut - Image 2](https://m.media-amazon.com/images/I/31FxufqoMCL.jpg)
![Karcy 20pcs 5/16"(M8) Stainless Steel Wing Nuts Fastener Butterfly Nut Butterfly Nut - Image 3](https://m.media-amazon.com/images/I/51yF5WcGQNL.jpg)

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**Shop now:** [https://www.desertcart.jp/products/466052001-karcy-20pcs-5-16-m8-stainless-steel-wing-nuts-fastener](https://www.desertcart.jp/products/466052001-karcy-20pcs-5-16-m8-stainless-steel-wing-nuts-fastener)

---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-03-12*