---
product_id: 729306852
title: "BOSCH CO14B 14 Piece Assorted Set with Case - Cobalt M42 Metal Drill Bits with 3 Flat Shanks for Drilling Applications in Stainless Steel, Cast Iron, Titanium, Light Gauge Metal"
brand: "bosch"
price: "€ 106.32"
currency: EUR
in_stock: true
reviews_count: 5
category: "Bosch"
url: https://www.desertcart.pt/products/729306852-bosch-co14b-14-piece-assorted-set-with-case-cobalt-m42
store_origin: PT
region: Portugal
---

# High Heat Resistance - withstands intense drilling temps M42 Cobalt Alloy - 8% cobalt for 10x durability Thick Web Helix - enhanced stability on tough metals BOSCH CO14B 14 Piece Assorted Set with Case - Cobalt M42 Metal Drill Bits with 3 Flat Shanks for Drilling Applications in Stainless Steel, Cast Iron, Titanium, Light Gauge Metal

**Brand:** bosch
**Price:** € 106.32
**Availability:** ✅ In Stock

## Summary

> 🔥 Drill Like a Pro, Last Like a Legend ⚙️

## Quick Answers

- **What is this?** BOSCH CO14B 14 Piece Assorted Set with Case - Cobalt M42 Metal Drill Bits with 3 Flat Shanks for Drilling Applications in Stainless Steel, Cast Iron, Titanium, Light Gauge Metal by bosch
- **How much does it cost?** € 106.32 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/729306852-bosch-co14b-14-piece-assorted-set-with-case-cobalt-m42)

## Best For

- bosch enthusiasts

## Why This Product

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

## Key Features

- • **Precision Stability:** Thick web helix design minimizes bit wobble, delivering clean, accurate holes every time on the hardest materials.
- • **Unmatched Durability:** Engineered with premium M42 cobalt alloy for 10x longer life than standard bits, perfect for relentless pros.
- • **Versatile 14-Piece Set:** From 1/16" to 1/2", this comprehensive assortment covers all your drilling needs in metals like cast iron and lightweight gauge metals.
- • **Heat-Defying Performance:** Stay cool under pressure—these bits resist high temperatures, ensuring consistent precision on stainless steel and titanium.
- • **Portable Professionalism:** Comes in a sleek, durable case—carry your trusted toolkit with confidence and never miss a beat on the job.

## Overview

The BOSCH CO14B 14 Piece Assorted Set features premium M42 cobalt drill bits with 8% cobalt content, delivering 10 times longer life and superior heat resistance. Designed for drilling through stainless steel, cast iron, titanium, and light gauge metals, this set includes 14 sizes housed in a durable case, making it the ultimate choice for professionals demanding precision, durability, and versatility.

## Description

1

Review: Las mejores brocas, que puedes encontrar en el mercado para perforar, el hierro forjado y el acero inoxidable
Review: top class

## Features

- Cobalt M42 Drill Bits - Provides an upgraded M42 Cobalt Jobber Long Bit Stainless steel, cast iron, titanium, lightweight gauge metal and aluminum designed for durability, high heat resistance, hardening surface
- Enhanced M42 Alloy Material - Contains 8% cobalt alloy for 10 times longer life than standard bits
- HIGH HEAT RESISTANT BIT - Withstands high-temperature applications for long periods of time
- Thick Web Helix Design - Increased stability for tough applications
- Surface hardening tip - penetrates into durable abrasive materials
- INCLUDES - 1/16", 5/64", 3/32", 7/64", 1/8", 9/64", 5/32", 3/16", 7/32", 1/4", 5/16", 3 /20.3 cm, 1/2 in

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07Q9HNTBH |
| Amazon Bestseller | #565,144 in DIY, Tools & Garden ( See Top 100 in DIY, Tools & Garden ) #1,584 in Wood Drill Bit Sets |
| Batteries Included | No |
| Batteries Required? | No |
| Color | H1555 |
| Customer Reviews | 4.6 4.6 out of 5 stars (3,852) |
| Date First Available | May 21, 2022 |
| Finish | Titanium |
| Included Components | 14 x Drill Bits Case |
| Item Shape | Rectangle |
| Item Weight | 454 g |
| Manufacturer | BOSCH |
| Material | Cobalt |
| Measurement System | Inch |
| Number Of Pieces | 14 |
| Part number | CO14B |
| Pattern | Solid |
| Power source type | Hand Power |
| Size | 14 pc. Drill Bit Set |
| Style | Classic |

## Product Details

- **Brand:** Bosch
- **Cutting Angle String:** 135 Degrees
- **Finish Type:** Titanium
- **Material:** Cobalt
- **Shank Type:** Straight

## Images

![BOSCH CO14B 14 Piece Assorted Set with Case - Cobalt M42 Metal Drill Bits with 3 Flat Shanks for Drilling Applications in Stainless Steel, Cast Iron, Titanium, Light Gauge Metal - Image 1](https://m.media-amazon.com/images/I/81Nu8e18JaL.jpg)
![BOSCH CO14B 14 Piece Assorted Set with Case - Cobalt M42 Metal Drill Bits with 3 Flat Shanks for Drilling Applications in Stainless Steel, Cast Iron, Titanium, Light Gauge Metal - Image 2](https://m.media-amazon.com/images/I/81y3DiSMSWL.jpg)
![BOSCH CO14B 14 Piece Assorted Set with Case - Cobalt M42 Metal Drill Bits with 3 Flat Shanks for Drilling Applications in Stainless Steel, Cast Iron, Titanium, Light Gauge Metal - Image 3](https://m.media-amazon.com/images/I/511EGCQiKlL.jpg)
![BOSCH CO14B 14 Piece Assorted Set with Case - Cobalt M42 Metal Drill Bits with 3 Flat Shanks for Drilling Applications in Stainless Steel, Cast Iron, Titanium, Light Gauge Metal - Image 4](https://m.media-amazon.com/images/I/71IV2tYa5lL.jpg)
![BOSCH CO14B 14 Piece Assorted Set with Case - Cobalt M42 Metal Drill Bits with 3 Flat Shanks for Drilling Applications in Stainless Steel, Cast Iron, Titanium, Light Gauge Metal - Image 5](https://m.media-amazon.com/images/I/81rJQMBWEnL.jpg)

## Available Options

This product comes in different **Size** options.

## Questions & Answers

**Q: Length of the bits for each diameter?**
A: "Hi there, please see the following model with diameter and length size of the bits that comes in CO14B;
CO2131 - 1/16"" - 1.875""
CO2132 -  5/64"" - 2.0""
CO2133 - 3/32"" - 2.5""
CO2134 - 7/64"" - 2.625""
CO2135 - 1/8"" - 2.75""
CO2136 - 9/64"" - 2.875""
CO2137 - 5/32"" - 3.125""
CO2139B - 3/16"" - 3.5""
CO4141 -  7/32"" - 3.75""
CO2145 - 1/4"" - 4.5""
CO2147 - 5/16""  - 4.5""
CO2151 - 3/8"" - 5.0""
CO2159  1/2"" - 6.0""
For further assistance, contact us at 1-877-BOSCH99 (1-877-267-2499) from Mon-Fri 7A-7P CST."

**Q: Where is the 5/64" individual bit? (The only one I need to replace, of course!)**
A: You always have to order any single bit or bit replacement separately, unless you can convince the company otherwise.

**Q: Does Bosch make a metric set????**
A: This COB14B Drill bit set is at a standard or imperial measurement. For further assistance, contact us at 1-877-BOSCH99 (1-877-267-2499) from Mon-Fri 7A-7P CST.

**Q: Do either of the sets come with a bit holder? If not, what size bit holder would work?**
A: The CO14B set doesn't come with a bit holder. The bits will work with drills that caters straight shank bits and three-flat shank bits. For further assistance, contact us at 1-877-BOSCH99 (1-877-267-2499) from Mon-Fri 7AM-7PM CST.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by J***. on May 20, 2025*

Las mejores brocas, que puedes encontrar en el mercado para perforar, el hierro forjado y el acero inoxidable

### ⭐⭐⭐⭐⭐ Review
*by E***H on November 18, 2025*

top class

### ⭐⭐⭐⭐⭐ Review
*by L***I on January 3, 2026*

Impeccable - de très bonne qualité - pas besoin de forcer - à voir à l'usage mais je reste confiante

## Frequently Bought Together

- BOSCH CO14B 14-Piece Assorted Set with Included Case - Cobalt M42 Metal Drill Bits with Three-Flat Shank for Drilling Applications in Stainless Steel, Cast Iron, Titanium, and Light-Gauge Metal
- Tap Magic 30004P ProTap Cutting Fluid, 4 oz. Size
- Lubri-Cut Cutting Paste for Drilling Metal - 2 Oz Tub - Made in USA | Beeswax Oil for Metal | High Performance Tapping & Cutting Wax | Saw Blade Lubricant & Drill Fluid

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---

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