---
product_id: 121157412
title: "HHIP 3900-5188 ER-20 Spring Collet, 3/8\""
brand: "hhip"
price: "NT$2282"
currency: TWD
in_stock: true
url: https://www.desertcart.tw/products/121157412-hhip-3900-5188-er-20-spring-collet-3-8
store_origin: TW
region: Taiwan
---

# Exact 3/8" size for versatile use Precision ground for flawless fit High-grade hardened tool steel HHIP 3900-5188 ER-20 Spring Collet, 3/8"

**Brand:** hhip
**Price:** NT$2282
**Availability:** ✅ In Stock

## Summary

> ⚙️ Elevate your precision game with the ultimate 3/8" ER-20 collet!

## Quick Answers

- **What is this?** HHIP 3900-5188 ER-20 Spring Collet, 3/8" by hhip
- **How much does it cost?** NT$2282 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tw](https://www.desertcart.tw/products/121157412-hhip-3900-5188-er-20-spring-collet-3-8)

## Best For

- hhip enthusiasts

## Why This Product

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

## Key Features

- • **Seamless Integration:** Designed to fit perfectly into collet chuck nuts for quick, secure tool changes—stay efficient and ahead.
- • **Compact & Lightweight Design:** At just 35 grams and 1.23" length, it’s easy to handle without compromising performance.
- • **Durable High-Grade Tool Steel:** Crafted from premium tool steel for long-lasting strength and reliability in demanding environments.
- • **Optimized Size for Versatility:** 3/8" ER-20 collet fits a wide range of tools, maximizing your machining flexibility.
- • **Precision Engineered for Perfection:** Hardened and precision ground to exceed Federal specs, ensuring unmatched accuracy.

## Overview

The HHIP 3900-5188 ER-20 Spring Collet is a precision-ground, hardened tool steel collet sized at 3/8" (0.354-0.393") designed to meet or exceed Federal specifications. Lightweight and compact, it fits seamlessly into collet chuck nuts, delivering reliable, high-accuracy tool holding for professional machining applications.

## Description

ER-20 3/8" Spring Collet ~ Range of collet is .354-.393. ~ Made of high grade tool steel. ~ Hardened and precision ground. ~ Meets or exceeds Federal specifications. ~ Major diameter is .830". ~ Overall length is 1.230". ~ Collet must be placed into collet chuck nut before inserting into collet chuck.

## Features

- Made of high grade tool steel. ~ Hardened and precision ground
- Meets or exceeds Federal specifications
- Major diameter is .830"
- Overall length is 1.230"
- Collet must be placed into collet chuck nut before inserting into collet chuck

## Technical Specifications

| Specification | Value |
|---------------|-------|
| UPC | 769053028354 |
| Part number | 3900-5188 |
| Item Weight | 35 g |
| Product Dimensions | 7.62 x 2.54 x 15.24 cm; 35 g |
| Item model number | 3900-5188 |
| Size | 3/8" (.354-.393) |
| Style | ER-20 Spring Collet |
| Item Package Quantity | 1 |
| Batteries Required? | No |

## Product Details

- **Brand:** HHIP
- **Material:** Alloy Steel
- **Capacity:** 0.83 inches
- **Global Trade Identification Number:** 00769053028354
- **Manufacturer:** HHIP

## Images

![HHIP 3900-5188 ER-20 Spring Collet, 3/8" - Image 1](https://m.media-amazon.com/images/I/51kJ-UuCWgL.jpg)
![HHIP 3900-5188 ER-20 Spring Collet, 3/8" - Image 2](https://m.media-amazon.com/images/I/516FveRS3uL.jpg)
![HHIP 3900-5188 ER-20 Spring Collet, 3/8" - Image 3](https://m.media-amazon.com/images/I/81QQ8J7lxqL.jpg)
![HHIP 3900-5188 ER-20 Spring Collet, 3/8" - Image 4](https://m.media-amazon.com/images/I/61JY8fRJkFL.jpg)
![HHIP 3900-5188 ER-20 Spring Collet, 3/8" - Image 5](https://m.media-amazon.com/images/I/41ZTu1ZnMaL.jpg)

## Available Options

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

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**Shop now:** [https://www.desertcart.tw/products/121157412-hhip-3900-5188-er-20-spring-collet-3-8](https://www.desertcart.tw/products/121157412-hhip-3900-5188-er-20-spring-collet-3-8)

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*Product available on Desertcart Taiwan*
*Store origin: TW*
*Last updated: 2026-03-17*