--- 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 and Light Gauge Metal" brand: "bosch" price: "€ 139.96" currency: EUR in_stock: true reviews_count: 5 category: "Bosch" url: https://www.desertcart.hr/products/729306852-bosch-co14b-14-piece-assorted-set-with-case-cobalt-m42 store_origin: HR region: Croatia --- # 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 and Light Gauge Metal **Brand:** bosch **Price:** € 139.96 **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 and Light Gauge Metal by bosch - **How much does it cost?** € 139.96 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/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: El funcionamiento de esta broca es muy bueno, se pueden hacer fácilmente perforaciones al metal Review: Las mejores brocas, que puedes encontrar en el mercado para perforar, el hierro forjado y el acero inoxidable ## Features - Cobalt M42 Drill Bit - Upgraded M42 Cobalt Jobber Long Bit Stainless steel, cast iron, titanium, light gauge metal and aluminum designed for durability, high heat resistance and hardened surfaces - Reinforced M42 Alloy Material - Contains 8% cobalt alloy to provide 10 times longer life than standard bits - HIGH HEAT RESISTANT BITS - Withstands prolonged high-temperature applications - THICK WEB HELIX DESIGN - Increases stability in tough applications - Surface hardening tip - penetrates durable abrasives - CONTENTS - 1/16 inch, 5/64 inch, 3/32 inch, 7/64 inch, 1/8 inch, 9/64 inch, 5/32 inch, 3/16 inch, 7/32 inch, 1/4 inch, 5/16 inch, 3 /20.3 cm, 1/2 inch ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07Q9HNTBH | | Amazon Bestseller | #605,976 in DIY, Tools & Garden ( See Top 100 in DIY, Tools & Garden ) #1,625 in Wood Drill Bit Sets | | Brand Name | Bosch | | Customer Reviews | 4.6 4.6 out of 5 stars (3,896) | | Cutting Angle String | 135 Degrees | | Finish Types | Titanium | | Global Trade Identification Number | 00000346594591 | | Included Components | 14 Drill Bits, Case | | Item Dimensions | 18.3 x 14.2 x 4.6 cm | | Item Type Name | BOSCH CO14B 14 pcs Cobalt M42 Drill Bit Set | | Item Weight | 454 g | | Manufacturer | BOSCH | | Material Type | Cobalt | | Minimum Bore Diameter | 0.06 Inches | | Model | CO14B | | Number of Flutes | 3 | | Number of Pieces | 14 | | Part Number | CO14B | | Point Style | Split Point | | Shank Type | Straight | | Surface Recommendation | Cast Iron, Metal, Metals, Stainless Steel | | Tool Flute Type | Spiral | | UPC | 000346594591 | | Unit Count | 14 Count | ## 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 and 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 and 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 and 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 and 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 and 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 C***O on December 14, 2021* El funcionamiento de esta broca es muy bueno, se pueden hacer fácilmente perforaciones al metal ### ⭐⭐⭐⭐⭐ 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 ## 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 --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.hr/products/729306852-bosch-co14b-14-piece-assorted-set-with-case-cobalt-m42](https://www.desertcart.hr/products/729306852-bosch-co14b-14-piece-assorted-set-with-case-cobalt-m42) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-04-27*