---
product_id: 206484855
title: "NACX Ball Plunger, Ball Detent, Spring Plunger Screw, 20Pcs (3 x 4, 10N)"
brand: "nacx"
price: "R686"
currency: ZAR
in_stock: true
reviews_count: 8
url: https://www.desertcart.co.za/products/206484855-nacx-ball-plunger-ball-detent-spring-plunger-screw-20pcs-3
store_origin: ZA
region: South Africa
---

# 20pcs bulk pack convenience 304 stainless steel durability 3mm diameter precision fit NACX Ball Plunger, Ball Detent, Spring Plunger Screw, 20Pcs (3 x 4, 10N)

**Brand:** nacx
**Price:** R686
**Availability:** ✅ In Stock

## Summary

> 🔧 Lock in precision, unlock your productivity!

## Quick Answers

- **What is this?** NACX Ball Plunger, Ball Detent, Spring Plunger Screw, 20Pcs (3 x 4, 10N) by nacx
- **How much does it cost?** R686 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/206484855-nacx-ball-plunger-ball-detent-spring-plunger-screw-20pcs-3)

## Best For

- nacx enthusiasts

## Why This Product

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

## Key Features

- • **Bulk Pack for Continuous Workflow:** 20 pieces per pack to keep your projects moving without interruption.
- • **Premium 304 Stainless Steel Build:** Corrosion-resistant polished finish guarantees long-lasting reliability in demanding environments.
- • **Versatile Application Across Industries:** Ideal for mechanical equipment, clamps, molds, and automated machinery—engineered to fit your professional needs.
- • **Effortless Installation & Secure Fastening:** Simply press in for instant, reliable locking and indexing—no hassle, no downtime.
- • **Precision Engineering for Seamless Positioning:** 3mm diameter and 4mm length ensure exact mechanical alignment every time.

## Overview

The NACX Ball Plunger set includes 20 high-quality 3mm x 4mm spring plungers crafted from polished 304 stainless steel. Designed for precise positioning, locking, and indexing in mechanical and automated equipment, these durable plungers offer easy installation and consistent performance, making them an essential tool for professionals seeking reliability and efficiency.

## Description

Specification: Product Name: Ball Plunger Body Diameter: 3mm/0.118” Body Length: 4mm/0.157” Ball Diameter: 2.38mm/0.093” Color: Silver Tone Material: 304 Stainless Steel Function: Ball plunger is used for fixing point, fixed indexing, positioning, grading, locking, locking, latching, ejecting, lifting. Package Included: 20 x Ball Plungers

Review: Great - I use these everyday for one of my products. Never had a problem. Consistent sizes.
Review: Works - Required a but of retrofitting but fit the need

## Features

- Product Name: ball plunger; Package Content: 20pcs of ball plunger
- Body Diameter: 3mm/0.118”; Body Length: 4mm/0.157”; Material: 304 stainless steel
- Easy to Use: easy to install and convenient to use, just press it in for fastening.
- Main Features: they are important components for providing pressure and accurate positioning.
- Application: widely used in mechanical equipment, clamps, molds, automatic machinery.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07TGGBM2L |
| Best Sellers Rank | #157,290 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #5 in Metalworking Ball Nose Spring Plungers |
| Brand | NACX |
| Color | Silver |
| Customer Reviews | 4.4 out of 5 stars 92 Reviews |
| Fastener Type | Plunger |
| Finish Type | Polished |
| Finish Types | Polished |
| Item Diameter | 3 millimeters |
| Manufacturer | NACX |
| Model | 77-79 |
| Number Of Items | 20 |
| Number of Pieces | 20 |
| Outside Diameter | 3 millimeters |
| Part Number | 77-79 |
| Pin Type | Spring |
| Pin type | Spring |
| Screw Head Style | Ball |
| Set Name | NACX Ball Plunger 20pcs |
| Size | 3mm x 4mm |
| Size Name | 3mm x 4mm |
| Unit Count | 20 Count |

## Product Details

- **Brand:** NACX
- **Color:** Silver
- **Item Diameter:** 3 millimeters
- **Pin type:** Spring
- **Size:** 3mm x 4mm

## Images

![NACX Ball Plunger, Ball Detent, Spring Plunger Screw, 20Pcs (3 x 4, 10N) - Image 1](https://m.media-amazon.com/images/I/81aAb+W5zIL.jpg)
![NACX Ball Plunger, Ball Detent, Spring Plunger Screw, 20Pcs (3 x 4, 10N) - Image 2](https://m.media-amazon.com/images/I/51BOTbwsERL.jpg)
![NACX Ball Plunger, Ball Detent, Spring Plunger Screw, 20Pcs (3 x 4, 10N) - Image 3](https://m.media-amazon.com/images/I/51vVkHK6PoL.jpg)
![NACX Ball Plunger, Ball Detent, Spring Plunger Screw, 20Pcs (3 x 4, 10N) - Image 4](https://m.media-amazon.com/images/I/61n+TNPT6yL.jpg)
![NACX Ball Plunger, Ball Detent, Spring Plunger Screw, 20Pcs (3 x 4, 10N) - Image 5](https://m.media-amazon.com/images/I/512mt5jAFaL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great
*by J***Y on April 15, 2026*

I use these everyday for one of my products. Never had a problem. Consistent sizes.

### ⭐⭐⭐⭐⭐ Works
*by T***Y on December 9, 2025*

Required a but of retrofitting but fit the need

### ⭐⭐⭐⭐ Tiny
*by Z***G on July 15, 2026*

Way smaller than I thought they were but they work as intended

## Frequently Bought Together

- NACX Ball Plunger, Ball Detent, Spring Plunger Screw, 20Pcs (3 x 4, 10N)
- M6 x 10mm Hex Socket Spring Ball Point Grub Screws, 304 Stainless Steel, 15pcs
- 10pcs M4 Screw Thread Ball Spring Plungers Set Hex Socket Ball Plunger Carbon Steel Spring Plunger (M4x6)

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.co.za/products/206484855-nacx-ball-plunger-ball-detent-spring-plunger-screw-20pcs-3](https://www.desertcart.co.za/products/206484855-nacx-ball-plunger-ball-detent-spring-plunger-screw-20pcs-3)

---

*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-09-11*