---
product_id: 58690503
title: "Stone Tools ST-12 The Original Professional Master Chuck Key"
brand: "stone tools"
price: "€ 59.55"
currency: EUR
in_stock: true
url: https://www.desertcart.pt/products/58690503-stone-tools-st-12-the-original-professional-master-chuck-key
store_origin: PT
region: Portugal
---

# 4-way versatility 4 pilot hole sizes Heat-treated steel Stone Tools ST-12 The Original Professional Master Chuck Key

**Brand:** stone tools
**Price:** € 59.55
**Availability:** ✅ In Stock

## Summary

> 🔧 Unlock Your Potential with the Ultimate Chuck Key!

## Quick Answers

- **What is this?** Stone Tools ST-12 The Original Professional Master Chuck Key by stone tools
- **How much does it cost?** € 59.55 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/58690503-stone-tools-st-12-the-original-professional-master-chuck-key)

## Best For

- stone tools enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Crafted from heat-treated steel with a sleek black oxide finish for unmatched durability.
- • **Multi-Functional Tool:** Perfect for both unlocking drill chucks and opening acetylene tanks with its center square feature.
- • **Precision Engineering:** Includes 4 pilot hole sizes for precise adjustments and optimal performance.
- • **Unlock & Lock with Ease:** Effortlessly secure your drill bits with the 4-way chuck key.
- • **Versatile Compatibility:** Designed to fit a variety of popular drill chucks, making it a must-have for any toolkit.

## Overview

The Stone Tools ST-12 is a professional-grade 4-way chuck key made from heat-treated steel, featuring a black oxide finish for enhanced durability. It includes four pilot hole sizes and is designed for easy unlocking and locking of various drill chucks, as well as opening acetylene tanks.

## Description

The Stone Tools professional grade 4 way chuck key with black oxide finish is an ideal accessory for securing drill bits onto drill presses. This key is made of high quality steel with black oxide for increased wear resistance. Most importantly, the chuck key is compatible with many chucks such as Jacobs branded drill chucks.

## Features

- The Stone Tools 4 way chuck key is the ideal tool for unlocking and locking of various, popular drill chucks to keep drill bits in place
- Each key is made of heat-treated steel with a black oxide finish for an optimal combination of durability and hardness
- Center square feature is ideal for opening acetylene tanks
- Includes 4 pilot hole sizes: 3/8" with 12 teeth; 1/4" with 10 teeth; 5/16" with 11 teeth; 1/4" with 11 teeth

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0000AX9Q8 |
| Best Sellers Rank | #810,477 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #988 in Power Lathe Accessories |
| Brand Name | Stone Tools |
| Capacity | 0.38 Inches |
| Compatible Devices | Drilling Machine |
| Customer Reviews | 3.7 3.7 out of 5 stars (1,572) |
| Global Trade Identification Number | 00012300998062, 00092781000126 |
| Handle Type | straight |
| Included Components | Stone Tools ST-12 The Original Professional Master Chuck Key |
| Item Type Name | Chuck Key |
| Lock Type | manual |
| Manufacturer | Stone Tools |
| Manufacturer Part Number | ST-12 |
| Manufacturer Warranty Description | One year against defects in material and workmanship |
| Material Type | Alloy Steel |
| Model Number | ST-12 |
| Thread Size | 1/2-20 UNC |
| UPC | 012300998062 021112062854 092781000126 927810001266 |
| Unit Count | 1.0 Count |

## Product Details

- **Brand:** Stone Tools
- **Capacity:** 0.38 Inches
- **Compatible Devices:** Drilling Machine
- **Material:** Alloy Steel
- **Thread Size:** 1/2-20 UNC

## Images

![Stone Tools ST-12 The Original Professional Master Chuck Key - Image 1](https://m.media-amazon.com/images/I/61O9F8skR0L.jpg)
![Stone Tools ST-12 The Original Professional Master Chuck Key - Image 2](https://m.media-amazon.com/images/I/71-hMv8IehL.jpg)
![Stone Tools ST-12 The Original Professional Master Chuck Key - Image 3](https://m.media-amazon.com/images/I/713UXyjorFL.jpg)

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*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-04-24*