---
product_id: 812178650
title: "5PCS Size 12.3mm,M42 8% Cobalt Drill Bit Set, HSS Metal Drill Bits with Titanium Finish, for Wood, Plastic, with Metal Drill Index (Drill bit Set),Aluminum Alloy, Metal,"
brand: "huazhichun"
price: "€ 202.48"
currency: EUR
in_stock: true
category: "Huazhichun"
url: https://www.desertcart.ie/products/812178650-5pcs-size-12-3mm-m42-8-cobalt-drill-bit-set
store_origin: IE
region: Ireland
---

# Runs 3-5x faster with superior heat resistance Precision 12.3mm size for versatile metal & wood drilling M42 8% Cobalt for extreme durability 5PCS Size 12.3mm,M42 8% Cobalt Drill Bit Set, HSS Metal Drill Bits with Titanium Finish, for Wood, Plastic, with Metal Drill Index (Drill bit Set),Aluminum Alloy, Metal,

**Brand:** huazhichun
**Price:** € 202.48
**Availability:** ✅ In Stock

## Summary

> ⚡ Drill smarter, faster, tougher — own the job site with every spin!

## Quick Answers

- **What is this?** 5PCS Size 12.3mm,M42 8% Cobalt Drill Bit Set, HSS Metal Drill Bits with Titanium Finish, for Wood, Plastic, with Metal Drill Index (Drill bit Set),Aluminum Alloy, Metal, by huazhichun
- **How much does it cost?** € 202.48 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ie](https://www.desertcart.ie/products/812178650-5pcs-size-12-3mm-m42-8-cobalt-drill-bit-set)

## Best For

- huazhichun enthusiasts

## Why This Product

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

## Key Features

- • **Complete 5-Piece Set:** Everything you need in one compact kit to tackle any professional or DIY project.
- • **Speed Meets Precision:** Drill through stainless steel and hard metals 3-5 times faster without sacrificing accuracy.
- • **Versatile Cutting Power:** Perfectly sized 12.3mm bits handle metals, plastics, wood, and aluminum with ease.
- • **Titanium Finish for Longevity:** Enhanced surface coating reduces wear and extends tool life for relentless performance.
- • **Unmatched Heat & Wear Resistance:** M42 cobalt alloy ensures your bits stay sharp and strong under pressure.

## Overview

This 5-piece drill bit set features premium M42 8% cobalt steel with a titanium finish, delivering exceptional heat and wear resistance. Sized at 12.3mm, these high-speed steel bits are engineered for rapid, precise drilling through stainless steel, hard metals, aluminum, plastic, and wood. Designed for professionals and serious DIYers, the set offers durability and speed, making it a must-have for efficient, high-performance metalworking and construction tasks.

## Description

drill bits for nails,drill bit set,cobalt drill bit set,drill bits for hardened steel,makita drill bit set,

## Features

- MATERIAL: M42 8% Cobalt Usually Give the Best Heat,Wear and Chip Resistance and Long Tool Life.
- SIZE : Metric 12.3mm , 3 Steps Desigh for Cutting through Stainless Steel,Hard Metals,Aluminum,Plastic
- PACKAGE: 5pcs Each pack,This Cobalt Drill Bit is Typically Capable of Running Three to Five Times Faster.So It Can Produce Many More Holes.
- HRC: 67-70HRC, The Sufficiently Sharp Bit Edge Can Cut the Metal Material into Long Strips of Iron Chips rather than Slowly Grinding Throng the Material with a Blunt Drill Bit.
- FEATURES:With a cobalt content of 8%, cobalt improves the bit's high-temperature and abrasive resistance. Stainless steel is usually machined with the M42 bit for small size drill bits because the M42 bit has higher strength, higher hardness, better toughness and is less likely to break. It's the best material in the drill!

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BMPZWJ3F |
| ASIN  | B0BMPZWJ3F |
| Brand Name | HUAZHICHUN |
| Date First Available  | 24 February 2026 |
| Finish Types | Titanium |
| Included Components | 12.3mm 5pcs |
| Manufacturer | Xuzhou Huazhichun CNC Technology Co., LTD |
| Manufacturer  | Xuzhou Huazhichun CNC Technology Co., LTD |
| Manufacturer reference  | 12.3mm |
| Shank Type | Straight |
| Surface Recommendation | Aluminum,Metal,Metals,Plastic,Stainless Steel,Wood |
| Tool Flute Type | Spiral |
| Unit Count | 5.0 Count |

## Product Details

- **Brand:** HUAZHICHUN
- **Finish type:** Titanium
- **Shank type:** Straight
- **Surface recommendation:** Aluminum,Metal,Metals,Plastic,Stainless Steel,Wood
- **Tool flute type:** Spiral

## Images

![5PCS Size 12.3mm,M42 8% Cobalt Drill Bit Set, HSS Metal Drill Bits with Titanium Finish, for Wood, Plastic, with Metal Drill Index (Drill bit Set),Aluminum Alloy, Metal, - Image 1](https://m.media-amazon.com/images/I/61GxEfnyBsL.jpg)

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*Product available on Desertcart Ireland*
*Store origin: IE*
*Last updated: 2026-06-03*