--- product_id: 812178709 title: "10PCS Size 2.1mm,M42 8% Cobalt,Titanium Drill bits,Metric Drill Set,HSS Drill Bit Set for Metal,Steel,Aluminum Alloy,Wood,Plastic" brand: "huazhichun" price: "29709 som" currency: KGS in_stock: true category: "Huazhichun" url: https://www.desertcart.kg/products/812178709-10pcs-size-2-1mm-m42-8-cobalt-titanium-drill-bits store_origin: KG region: Kyrgyzstan --- # 135° Titanium-coated cutting angle for heat resistance 2.1mm precision size for versatile metal & wood drilling M42 8% Cobalt for extreme durability 10PCS Size 2.1mm,M42 8% Cobalt,Titanium Drill bits,Metric Drill Set,HSS Drill Bit Set for Metal,Steel,Aluminum Alloy,Wood,Plastic **Brand:** huazhichun **Price:** 29709 som **Availability:** ✅ In Stock ## Summary > 🔧 Drill Like a Pro, Last Like a Legend! ## Quick Answers - **What is this?** 10PCS Size 2.1mm,M42 8% Cobalt,Titanium Drill bits,Metric Drill Set,HSS Drill Bit Set for Metal,Steel,Aluminum Alloy,Wood,Plastic by huazhichun - **How much does it cost?** 29709 som with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.kg](https://www.desertcart.kg/products/812178709-10pcs-size-2-1mm-m42-8-cobalt-titanium-drill-bits) ## 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 - • **Versatile 10-Piece Set:** Covers all your drilling needs from stainless steel to aluminum and plastic with ease. - • **Precision 2.1mm Metric Size:** Ideal for detailed, professional-grade drilling in metals, plastics, and wood. - • **Titanium-Coated Cutting Edge:** 135° angle delivers sharp, clean cuts while reducing friction and wear. - • **Run 3-5x Faster with Confidence:** High hardness (67-70 HRC) bits cut through tough materials efficiently, minimizing downtime. - • **Unmatched Heat & Wear Resistance:** M42 cobalt alloy ensures longer tool life and faster drilling without overheating. ## Overview This 10-piece HUAZHICHUN drill bit set features premium M42 8% cobalt steel with titanium coating, engineered for superior heat resistance and durability. The 2.1mm metric bits with a 135° cutting angle deliver precision and speed across metals, plastics, and wood, making it the ultimate choice for professionals demanding efficiency and longevity in their tools. ## 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 2.1mm , 3 Steps Desigh for Cutting through Stainless Steel,Hard Metals,Aluminum,Plastic - PACKAGE: 10pcs 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 | B0BN2TQGGJ | | Brand | HUAZHICHUN | | Brand Name | HUAZHICHUN | | Cutting Angle String | 135 Degrees | | Cutting angle string | 135 Degrees | | Finish Types | Titanium | | Finish type | Titanium | | Included Components | 2.1mm 10pcs | | Manufacturer | Xuzhou Huazhichun CNC Technology Co., LTD | | Shank Type | Straight | | Shank type | Straight | | Surface Recommendation | Aluminum,Metal,Metals,Plastic,Stainless Steel,Steel,Wood | | Surface recommendation | Aluminum,Metal,Metals,Plastic,Stainless Steel,Steel,Wood | | Tool Flute Type | Straight | | Tool flute type | Straight | | Unit Count | 5.0 Count | ## Images ![10PCS Size 2.1mm,M42 8% Cobalt,Titanium Drill bits,Metric Drill Set,HSS Drill Bit Set for Metal,Steel,Aluminum Alloy,Wood,Plastic - Image 1](https://m.media-amazon.com/images/I/61NK2Q3tyAL.jpg) ![10PCS Size 2.1mm,M42 8% Cobalt,Titanium Drill bits,Metric Drill Set,HSS Drill Bit Set for Metal,Steel,Aluminum Alloy,Wood,Plastic - Image 2](https://m.media-amazon.com/images/I/51nYKbNHY9L.jpg) ![10PCS Size 2.1mm,M42 8% Cobalt,Titanium Drill bits,Metric Drill Set,HSS Drill Bit Set for Metal,Steel,Aluminum Alloy,Wood,Plastic - Image 3](https://m.media-amazon.com/images/I/51Lr6nbSeLL.jpg) ![10PCS Size 2.1mm,M42 8% Cobalt,Titanium Drill bits,Metric Drill Set,HSS Drill Bit Set for Metal,Steel,Aluminum Alloy,Wood,Plastic - Image 4](https://m.media-amazon.com/images/I/51n560CXW7L.jpg) ![10PCS Size 2.1mm,M42 8% Cobalt,Titanium Drill bits,Metric Drill Set,HSS Drill Bit Set for Metal,Steel,Aluminum Alloy,Wood,Plastic - Image 5](https://m.media-amazon.com/images/I/51g9CiBFzYL.jpg) --- ## 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.kg/products/812178709-10pcs-size-2-1mm-m42-8-cobalt-titanium-drill-bits](https://www.desertcart.kg/products/812178709-10pcs-size-2-1mm-m42-8-cobalt-titanium-drill-bits) --- *Product available on Desertcart Kyrgyzstan* *Store origin: KG* *Last updated: 2026-07-14*