---
product_id: 370556039
title: "14pcs ER20 Spring Collet Set for CNC Engraving Machine and Milling Lathe Tool Workholding Engraving Collets (1/16\",3/32\",1/8\",5/32\",3/16\",7/32\",1/4\",9/32\",5/16\",11/32\",3/8\",13/32\",7/16\",1/2\")"
brand: "silivn"
price: "C$5174"
currency: NIO
in_stock: false
reviews_count: 5
category: "Silivn"
url: https://www.desertcart.ni/products/370556039-14pcs-er20-spring-collet-set-for-cnc-engraving-machine-milling
store_origin: NI
region: Nicaragua
---

# Run-out tolerance <0.008mm for accuracy 14 precision sizes 1/16"-1/2" High-grade spring steel durability 14pcs ER20 Spring Collet Set for CNC Engraving Machine and Milling Lathe Tool Workholding Engraving Collets (1/16",3/32",1/8",5/32",3/16",7/32",1/4",9/32",5/16",11/32",3/8",13/32",7/16",1/2")

**Brand:** silivn
**Price:** C$5174
**Availability:** ❌ Out of Stock

## Summary

> ⚙️ Master your craft with precision and style — don’t let your tools hold you back!

## Quick Answers

- **What is this?** 14pcs ER20 Spring Collet Set for CNC Engraving Machine and Milling Lathe Tool Workholding Engraving Collets (1/16",3/32",1/8",5/32",3/16",7/32",1/4",9/32",5/16",11/32",3/8",13/32",7/16",1/2") by silivn
- **How much does it cost?** C$5174 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.ni](https://www.desertcart.ni/products/370556039-14pcs-er20-spring-collet-set-for-cnc-engraving-machine-milling)

## Best For

- silivn enthusiasts

## Why This Product

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

## Key Features

- • **Precision Fit:** Run-out tolerance under 0.008mm ensures ultra-accurate tool holding
- • **Complete Size Range:** 14 collets from 1/16" to 1/2" cover every milling and engraving need
- • **Premium Spring Steel:** Engineered for long-lasting rigidity and corrosion resistance
- • **Versatile Compatibility:** Perfect for CNC, milling, drilling, tapping, and lathe applications
- • **Effortless Identification:** Individually labeled collets speed up workflow and reduce errors

## Overview

The SILIVN 14pcs ER20 Spring Collet Set offers a comprehensive range of sizes from 1/16" to 1/2", crafted from premium spring steel for durability and precision. With a tight run-out tolerance below 0.008mm, these collets ensure stable, accurate tool holding for CNC engraving, milling, drilling, and lathe work. Each collet is clearly labeled for quick selection, making this set an essential upgrade for professionals demanding reliability and efficiency.

## Description

14PCS ER20 Spring Collet Set - Durable and practical. - Special angled slots increase rigidity. - Protects tool holder from contaminants. - Better overall balance of tool holder assembly. - Use with any standard ER collet chucks for coolant-thru tool applications. Specification Model: ER20 Material:Spring Steel Weight：About 567g Upper Diameter: 28 mm Bottom Diameter: 25 mm Height: 34 mm Run-Out Tolerance: <0.008mm Gripping Range: 1/16"-1/2" Package include: 14 x ER20 Collets

Review: Excelente producto - Durables, adaptables y de buena calidad...
Review: Nice set of er20 collets - Very nice collets. Work great in my homemade collet chuck on my lathe. Would for sure buy again.

## Features

- Versatile collet size - The ER20 spring collet set contains these size: 1/16",3/32",1/8",5/32",3/16",7/32"1/4",9/32",5/16",11/32",3/8",13/32",7/16",1/2"
- Wide application - ER20 collet set is suitable for boring, milling, drilling, tapping, engraving, CNC, spindle machines, and other processing
- Premium Quality - These spring collet sets are made of high quality spring steel. They are stable and practical in performance.
- Easy To differentiate - Each collet is individually labeled and packaged, making it easy to quickly differentiate between them. This ensures hassle-free access to the right tool for the job.
- 100% Satisfaction Service: Our customer-centric approach ensures 12-month satisfaction customer service. So, if you have any issues with our products, our dedicated customer service team is always ready to help you with a smile!

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07DBWXTGS |
| Brand | SILIVN |
| Brand Name | SILIVN |
| Capacity | 0.5 Inches |
| Compatible Devices | Lathe |
| Compatible devices | Lathe |
| Customer Reviews | 4.4 out of 5 stars 385 Reviews |
| Handle Type | keyed |
| Included Components | 1/4-Inch Collet |
| Item Diameter | 28 Millimeters |
| Item Weight | 0.55 Kilograms |
| Item diameter | 28 Millimeters |
| Item weight | 0.55 Kilograms |
| Lock Type | Self Centering |
| Manufacturer | SILIVN |
| Material | Metal |
| Material Type | Metal |
| Unit Count | 1.0 Count |

## Product Details

- **Brand:** SILIVN
- **Material:** Metal
- **Item Diameter:** 28 Millimeters
- **Compatible Devices:** Lathe
- **Thread Size:** M3-M12

## Images

![14pcs ER20 Spring Collet Set for CNC Engraving Machine and Milling Lathe Tool Workholding Engraving Collets (1/16",3/32",1/8",5/32",3/16",7/32",1/4",9/32",5/16",11/32",3/8",13/32",7/16",1/2") - Image 1](https://m.media-amazon.com/images/I/5136SdXr9FL.jpg)
![14pcs ER20 Spring Collet Set for CNC Engraving Machine and Milling Lathe Tool Workholding Engraving Collets (1/16",3/32",1/8",5/32",3/16",7/32",1/4",9/32",5/16",11/32",3/8",13/32",7/16",1/2") - Image 2](https://m.media-amazon.com/images/I/61BXMenmvPL.jpg)
![14pcs ER20 Spring Collet Set for CNC Engraving Machine and Milling Lathe Tool Workholding Engraving Collets (1/16",3/32",1/8",5/32",3/16",7/32",1/4",9/32",5/16",11/32",3/8",13/32",7/16",1/2") - Image 3](https://m.media-amazon.com/images/I/61NW1qUDPkL.jpg)
![14pcs ER20 Spring Collet Set for CNC Engraving Machine and Milling Lathe Tool Workholding Engraving Collets (1/16",3/32",1/8",5/32",3/16",7/32",1/4",9/32",5/16",11/32",3/8",13/32",7/16",1/2") - Image 4](https://m.media-amazon.com/images/I/61ayr0+OeoL.jpg)
![14pcs ER20 Spring Collet Set for CNC Engraving Machine and Milling Lathe Tool Workholding Engraving Collets (1/16",3/32",1/8",5/32",3/16",7/32",1/4",9/32",5/16",11/32",3/8",13/32",7/16",1/2") - Image 5](https://m.media-amazon.com/images/I/61cMZIhvuiL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Excelente producto
*by M***R on 29 September 2024*

Durables, adaptables y de buena calidad...

### ⭐⭐⭐⭐⭐ Nice set of er20 collets
*by S***B on 16 January 2026*

Very nice collets. Work great in my homemade collet chuck on my lathe. Would for sure buy again.

### ⭐⭐⭐⭐⭐ . Each individually packed and in good condition. Item was well oiled to prevent rust and damage.
*by A***R on 3 October 2024*

Items are exactly what was expected and arrived promptly.

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**Shop now:** [https://www.desertcart.ni/products/370556039-14pcs-er20-spring-collet-set-for-cnc-engraving-machine-milling](https://www.desertcart.ni/products/370556039-14pcs-er20-spring-collet-set-for-cnc-engraving-machine-milling)

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*Product available on Desertcart Nicaragua*
*Store origin: NI*
*Last updated: 2026-03-17*