--- product_id: 803663347 title: "M35 Cobalt Drill Bit Set HSS CO Drills Set 1.0-5.0MM High Hardness 135 Degree Split Point Tip for Stainless Steel Drilling (4.5mm)" brand: "gototop" price: "NT$746" currency: TWD in_stock: true category: "Gototop" url: https://www.desertcart.tw/products/803663347-m35-cobalt-drill-bit-set-hss-co-drills-set-1 store_origin: TW region: Taiwan --- # Extended cutting life & resharpening durability 135Β° split-point tip for precise, no-walk drilling M35 cobalt steel with 5% cobalt for max hardness M35 Cobalt Drill Bit Set HSS CO Drills Set 1.0-5.0MM High Hardness 135 Degree Split Point Tip for Stainless Steel Drilling (4.5mm) **Brand:** gototop **Price:** NT$746 **Availability:** βœ… In Stock ## Summary > πŸ”§ Drill Like a Pro, Last Like a Legend! ## Quick Answers - **What is this?** M35 Cobalt Drill Bit Set HSS CO Drills Set 1.0-5.0MM High Hardness 135 Degree Split Point Tip for Stainless Steel Drilling (4.5mm) by gototop - **How much does it cost?** NT$746 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tw](https://www.desertcart.tw/products/803663347-m35-cobalt-drill-bit-set-hss-co-drills-set-1) ## Best For - gototop enthusiasts ## Why This Product - Trusted gototop brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Unmatched Durability:** Crafted from premium M35 cobalt steel, these bits deliver superior hardness and long-lasting performance. - β€’ **Versatile Application:** Perfect for stainless steel, cast iron, spring steel, and die steelβ€”your all-in-one drilling solution. - β€’ **Sustainable Performance:** Cobalt composition maintains cutting edge even after multiple resharpenings, saving you time and money. - β€’ **Precision Drilling Power:** 135-degree split-point tip ensures immediate bite and reduces walking for flawless stainless steel and metalwork. - β€’ **Professional Grade Finish:** High-precision grinding guarantees sharpness and smooth cutting for both pros and DIY enthusiasts. ## Overview The M35 Cobalt Drill Bit Set features high-hardness M35 steel with 5% cobalt, a 135Β° split-point tip for precise, low-force drilling, and superior durability that withstands repeated resharpening. Ideal for stainless steel, cast iron, and other tough metals, this 10-piece set is engineered for professional and DIY use, delivering consistent, efficient performance every time. ## Description Spec:Descriptions: These drill bits are made of M35 material, includes 5% cobalt, high hardness, Cobalt steel extends cutting life and maintains cutting life after resharpening Ideal for drilling on stainless steel, cast iron, sheet metal, steel plate, Angle iron.Features: Made of M35 material, includes 5% cobalt, high hardness, stable performance.135-degree split-point tip starts drilling immediately with less force and eliminates walking across the work.Ideal for drilling on stainless steel, cast iron, sheet metal, steel plate, Angle iron.With high finish, high grinding precision , the blade is and in use. It is widely used in the drilling of stainless steel plate, automobile spring steel and die steel Cobalt steel extends cutting life and maintains cutting life after resharpening Specifications: Material: HSS CO/M35 Drill bit size(Optional):1.0, 1.5mm, 2mm, 2.5mm, 3.0mm, 3.2mm, 3.5mm, 4mm, 4.5mm, 5mm Quantity:10Specification(mm)Working lengthTotal lengthWeight(g)1123031.51840622449112.530571933361303.23565353.540704444375574.54380725518599Package included: 10 x M35 Cobalt Drill Bits ## Features - [Wide Application] Ideal for drilling stainless steel plates, automobile spring steel, and die steel, offering versatility and efficiency. - [High-performance Material] Made of m35 material with 5% cobalt, ensuring high hardness and stability for long-lasting use. - [Efficient Drilling] 135-Degree split-point tip enables immediate drilling with minimal force, for stainless steel, cast iron, and more. - [Design] Constructed for longevity, this cobalt drill bit set is a option for professional and diy projects alike. - [ Grinding] High finish and precision grinding deliver blades that are for various applications. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0FDR8MRP6 | | ASIN | B0FDR8MRP6 | | Batteries Required? | No | | Country of origin | China | | Date First Available | 8 January 2026 | | Date First Available | 8 January 2026 | | Item Weight | 74 g | | Item model number | GOTOTOPqdiygz59xu-09 | | Item model number | GOTOTOPqdiygz59xu-09 | | Manufacturer | GOTOTOP | | Manufacturer | GOTOTOP | | Package Dimensions | 10 x 8 x 1 cm; 74 g | | Package Dimensions | 10 x 8 x 1 cm; 74 g | | Part number | GOTOTOPqdiygz59xu-09 | | Size | 4.5mm | | Style | 4.5mm | ## Images ![M35 Cobalt Drill Bit Set HSS CO Drills Set 1.0-5.0MM High Hardness 135 Degree Split Point Tip for Stainless Steel Drilling (4.5mm) - Image 1](https://m.media-amazon.com/images/I/610LZgLq5IL.jpg) ![M35 Cobalt Drill Bit Set HSS CO Drills Set 1.0-5.0MM High Hardness 135 Degree Split Point Tip for Stainless Steel Drilling (4.5mm) - Image 2](https://m.media-amazon.com/images/I/61UumB+BwBL.jpg) ![M35 Cobalt Drill Bit Set HSS CO Drills Set 1.0-5.0MM High Hardness 135 Degree Split Point Tip for Stainless Steel Drilling (4.5mm) - Image 3](https://m.media-amazon.com/images/I/61mAqfBCz9L.jpg) ![M35 Cobalt Drill Bit Set HSS CO Drills Set 1.0-5.0MM High Hardness 135 Degree Split Point Tip for Stainless Steel Drilling (4.5mm) - Image 4](https://m.media-amazon.com/images/I/61XnS2Zq1sL.jpg) ![M35 Cobalt Drill Bit Set HSS CO Drills Set 1.0-5.0MM High Hardness 135 Degree Split Point Tip for Stainless Steel Drilling (4.5mm) - Image 5](https://m.media-amazon.com/images/I/712Whw+uptL.jpg) --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tw/products/803663347-m35-cobalt-drill-bit-set-hss-co-drills-set-1](https://www.desertcart.tw/products/803663347-m35-cobalt-drill-bit-set-hss-co-drills-set-1) --- *Product available on Desertcart Taiwan* *Store origin: TW* *Last updated: 2026-07-16*