---
product_id: 81004137
title: "ER20 COLLETS SET 11 PCs 1/8\" to 1/2\" PRIME QUALITY TESTED RUN OUT 0.0003\""
brand: "z live center"
price: "816 zł"
currency: PLN
in_stock: true
reviews_count: 4
url: https://www.desertcart.pl/products/81004137-er20-collets-set-11-pcs-1-8-to-1-2
store_origin: PL
region: Poland
---

# Size Range: 1/8" to 1/2" Precision T.I.R: 0.0003" Material: Alloy Spring Steel ER20 COLLETS SET 11 PCs 1/8" to 1/2" PRIME QUALITY TESTED RUN OUT 0.0003"

**Brand:** z live center
**Price:** 816 zł
**Availability:** ✅ In Stock

## Summary

> 🔧 Elevate Your Machining Game with Precision!

## Quick Answers

- **What is this?** ER20 COLLETS SET 11 PCs 1/8" to 1/2" PRIME QUALITY TESTED RUN OUT 0.0003" by z live center
- **How much does it cost?** 816 zł with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/81004137-er20-collets-set-11-pcs-1-8-to-1-2)

## Best For

- z live center enthusiasts

## Why This Product

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

## Key Features

- • **Comprehensive Set:** Includes 11 collets ranging from 1/8" to 1/2" for all your machining needs.
- • **Unmatched Precision:** Experience a T.I.R of just 0.0003" for flawless machining.
- • **Durable Construction:** Crafted from hardened alloy spring steel, ensuring longevity and reliability.
- • **True Imperial Sizing:** Indicated sizes are genuine imperial, eliminating metric conversion errors.
- • **Versatile Compatibility:** Perfectly fits R8, MT, CAT, and BT chuck holders for seamless integration.

## Overview

The ER20 Collets Set includes 11 precision collets ranging from 1/8" to 1/2", made from high-quality alloy spring steel and hardened to HRC 44-48. With a tested T.I.R of 0.0003", this set is designed for compatibility with R8, MT, CAT, and BT chuck holders, ensuring true imperial sizing for accurate performance.

## Description

Prime quality ER20 COLLETS with custom made case.

## Features

- Suitable for R8, MT, CAT, BT chuck holders.
- Made from alloy spring steel and hardened to HRC 44-48.
- Tested T.I.R: 0.0003"
- Indicated fractional size is TRUE imperial size NOT from metric conversion.
- Hole Size: 1/8", 5/32", 3/16", 7/32", 1/4", 9/32", 5/16", 11/32", 3/8", 7/16", 1/2".

## Images

![ER20 COLLETS SET 11 PCs 1/8" to 1/2" PRIME QUALITY TESTED RUN OUT 0.0003" - Image 1](https://m.media-amazon.com/images/I/81fYPdia9-L.jpg)
![ER20 COLLETS SET 11 PCs 1/8" to 1/2" PRIME QUALITY TESTED RUN OUT 0.0003" - Image 2](https://m.media-amazon.com/images/I/810-fZ9UYBL.jpg)
![ER20 COLLETS SET 11 PCs 1/8" to 1/2" PRIME QUALITY TESTED RUN OUT 0.0003" - Image 3](https://m.media-amazon.com/images/I/81uIXntGRNL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ 







  
  
    Premium product
  

*by A***R on Reviewed in the United States 🇺🇸 on June 20, 2021*

These are great. Definitely better than what I had. Feels a lot more sturdy then my previous collets. I would definitely buy again.

### ⭐⭐⭐⭐⭐ 







  
  
    this set of collets are very nice and come in nice case
  

*by R***Y on Reviewed in the United States 🇺🇸 on May 12, 2017*

this set of collets are very nice and come in nice case. I have not put an indicator on them yet, to see if they are held with .0003.I would will be buying  and another set soon and would recommend.Ray

### ⭐⭐⭐⭐⭐ 







  
  
    Too nice for the application
  

*by W***R on Reviewed in the United States 🇺🇸 on July 4, 2018*

Work well, could save the cost on  packaging.  Too nice for the application

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**Shop now:** [https://www.desertcart.pl/products/81004137-er20-collets-set-11-pcs-1-8-to-1-2](https://www.desertcart.pl/products/81004137-er20-collets-set-11-pcs-1-8-to-1-2)

---

*Product available on Desertcart Poland*
*Store origin: PL*
*Last updated: 2026-05-12*