---
product_id: 587304003
title: "Aifeier ET 4 Pcs 5/16-18 Female Thread Knob Black Nylon 5 Star Shaped Head Clamping Nuts Knob (ID 0.312\"/7.938mm)"
brand: "aifeier et"
price: "€ 11.68"
currency: EUR
in_stock: true
url: https://www.desertcart.ie/products/587304003-aifeier-et-4-pcs-5-16-18-female-thread-knob
store_origin: IE
region: Ireland
---

# 5/16"-18 thread 1.57" diameter Durable nylon & steel Aifeier ET 4 Pcs 5/16-18 Female Thread Knob Black Nylon 5 Star Shaped Head Clamping Nuts Knob (ID 0.312"/7.938mm)

**Brand:** aifeier et
**Price:** € 11.68
**Availability:** ✅ In Stock

## Summary

> 🔧 Elevate Your Grip Game!

## Quick Answers

- **What is this?** Aifeier ET 4 Pcs 5/16-18 Female Thread Knob Black Nylon 5 Star Shaped Head Clamping Nuts Knob (ID 0.312"/7.938mm) by aifeier et
- **How much does it cost?** € 11.68 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ie](https://www.desertcart.ie/products/587304003-aifeier-et-4-pcs-5-16-18-female-thread-knob)

## Best For

- aifeier et enthusiasts

## Why This Product

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

## Key Features

- • **Value Pack:** Includes 4 knobs for all your clamping needs.
- • **Ergonomic Design:** Star-shaped for ultimate grip comfort.
- • **Stable Performance:** Deep threads ensure secure and stable tightening.
- • **Durable Construction:** Crafted from high-quality nylon and stainless steel for longevity.
- • **Versatile Application:** Perfect for various tools and fixtures requiring 5/16"-18 threads.

## Overview

The Aifeier ET 4 Pcs 5/16-18 Female Thread Knob set features a star-shaped design for ergonomic comfort, made from premium nylon and stainless steel for durability. With a head diameter of 1.57 inches and a total height of 0.59 inches, these knobs are perfect for a variety of applications, ensuring a secure grip and long-lasting performance.

## Description

Aifeier ET 4 Pcs 5/16-18 Female Thread Knob Black Nylon 5 Star Shaped Head Clamping Nuts Knob

## Features

- 【Size】Female thread specification: 5/16"-18; Head diameter: 1.57 inch (40mm); Total height: 0.59 inch (15mm); Thread diameter: 5/16 inch (8mm).
- 【Premium Material】T knobs made of high quality nylon and stainless steels, durable, fine workmanship, good toughness, strong anti-aging ability, smooth and beautiful, long service life.
- 【Good Design】Star-shaped design, accord to ergonomic, comfortable hand grip, non-slip without scratching hands. Deep threads, can be very stable tightening screws.
- 【Application】Suitable for saws, drill press, lathes, fixture, feather board and fences, and other places where 5/16 inch-18 female thread is needed.
- 【Package Included】4 x 5/16"-18 Star Knob Handle.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Material | Nylon |
| Fastener Type | 六角 |
| Exterior Finish | Stainless Steel |
| Color | black |
| Metal Type | 黄铜 |
| Finish Type | black nylon |
| Drive System | Star |
| Brand | Aifeier ET |
| Item Dimensions LxWxH | 1.57 x 1.57 x 0.59 inches |
| Size | 5/16"-18 in |
| Manufacturer | Aifeier ET |
| Part Number | KNOB-HANDLE-516-4P |
| Item Weight | 1.58 ounces |
| Product Dimensions | 1.57 x 1.57 x 0.59 inches |
| Country of Origin | China |
| Finish | black nylon |
| Batteries Included? | No |
| Batteries Required? | No |

## Images

![Aifeier ET 4 Pcs 5/16-18 Female Thread Knob Black Nylon 5 Star Shaped Head Clamping Nuts Knob (ID 0.312"/7.938mm) - Image 1](https://m.media-amazon.com/images/I/51L-sCSvnUL.jpg)

## Available Options

This product comes in different **Size** options.

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**Shop now:** [https://www.desertcart.ie/products/587304003-aifeier-et-4-pcs-5-16-18-female-thread-knob](https://www.desertcart.ie/products/587304003-aifeier-et-4-pcs-5-16-18-female-thread-knob)

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*Product available on Desertcart Ireland*
*Store origin: IE*
*Last updated: 2026-03-19*