--- product_id: 489761278 title: "1.5mm-6.5mm" brand: "copouixr" price: "₱1691" currency: PHP in_stock: true reviews_count: 9 category: "Copouixr" url: https://www.desertcart.ph/products/489761278-1-5mm-6-5mm store_origin: PH region: Philippines --- # 13 precision metric sizes 1.5-6.5mm 5% cobalt for max hardness 135° double-edge spiral cut 1.5mm-6.5mm **Brand:** copouixr **Price:** ₱1691 **Availability:** ✅ In Stock ## Summary > 🛠️ Drill Like a Pro, Finish Like a Boss! ## Quick Answers - **What is this?** 1.5mm-6.5mm by copouixr - **How much does it cost?** ₱1691 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.ph](https://www.desertcart.ph/products/489761278-1-5mm-6-5mm) ## Best For - copouixr enthusiasts ## Why This Product - Trusted copouixr brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Precision Metric Range:** 13 drill bits from 1.5mm to 6.5mm cover every detailed project need. - • **Compact & Organized Storage:** Durable plastic case with size labels keeps your bits secure and ready on the go. - • **Effortless Cutting Efficiency:** 135° double-edge spiral design ensures clean, fast drilling without surface damage. - • **Versatile Material Compatibility:** Perfect for stainless steel, cast iron, copper, wood, and more—professional-grade versatility. - • **Unmatched Durability with 5% Cobalt:** Engineered for extreme hardness and heat resistance, outperforming standard bits. ## Overview This 13-piece cobalt drill bit set (1.5mm-6.5mm) features 5% cobalt for superior hardness and heat resistance, a 135° double-edge spiral design for precise cutting, and a compact labeled storage case. Ideal for professionals and makers working with stainless steel, cast iron, copper, and wood, it delivers reliable performance and durability for both home and industrial projects. ## Description Product description 135°Cutting tip angle Cylindrical drill handle Compared with ordinary drill bits, it significantly reduces slipping. It is recommended to still use a center punch on smooth curved surfaces to achieve the best positioning effect. Spiral flute optimization: chips are removed smoothly, less likely to stick, suitable for deep hole drilling. best hard metal metric drill bits *Drilling ordinary steel plates, angle iron, and square tubes (such as shelves, guardrails, and equipment brackets). *For stainless steel thin plates (≤2mm): must use low speed, cutting oil, and a bench drill or a stable handheld electric drill. Detailed dimensions of torsion bar drill bits Contains different sizes It can be selected according to needs The 1.5mm-6.5mm metric drill meets the needs of routine home operation, and high-quality products are also suitable for professional work operation Dimension-coded storage boxes for easy sorting Independent molded index slots: Each drill bit has a dedicated position, fixed firmly, never wobbling or colliding with each other, protecting the cutting edge. Example of how to use it Examples of incorrect usage The drill bit does not work on the diagonal side of a hard object, which will cause it to slip and break in severe cases Examples of correct usage The torsion bar drill bit should be perpendicular to the item and provide the right forward pressure Ways to improve efficiency and longevity Adding cutting oil during use to help cool and lubricate the drill bit can improve efficiency and extend its lifespan. Review: Great for 3d printing - Bought these when i got back into 3d printing and needed to be able to precisely clearance holes in things i had printed since 99% of measurements used in 3d printing projects are metric. Well made, works well, great price, and the plastic case locks closed so you dont have to worry about them bouncing around in a bag and falling out. Review: Decent drill bits. - Decent set. Only used a few, but they were and still are sharp. I’d recommend ## Features - 【Cobalt drill bits Widely applicable】Cobalt drill bits for by are suitable for stainless steel, carbon, steel, cast iron, engineering steel, hard metals, copper, wood suitable for home handicraft scenes and professional work - 【Rare element cobalt】Metal drill bits with 5% cobalt element improve hardness, high temperature resistance, durability and performance better than conventional drill bits Effectively improve project efficiency Note that it does not apply with glass and ceramics - 【Good Performance】135% Spiral Double Edge Cutting Sharp Corners Do Not Linger on the Surface, but Advance in a Predetermined Direction。Compared to ordinary drill bits, it significantly reduces slipping, but it is not self-centering. It is recommended to use a center punch on smooth curved surfaces to achieve the best positioning effect. - 【Metric drill bits set】 1.5mm 2mm 2.5mm 3mm 3.2mm 3.5mm 4mm 4.5mm 4.8mm 5mm 5.5mm 6mm 6.5mm A total of 13 round straight steel drills of different diameters, suitable for home handicraft scenes and professional work Small sizes require attention to speed and temperature - 【Plastic Storage Box】A storage box with size identification, which is easy to carry, choose and store ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0B8WYPBMF | | Best Sellers Rank | #43,535 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #96 in Jobber Drill Bits | | Brand | COPOUIXR | | Brand Name | COPOUIXR | | Customer Reviews | 4.5 out of 5 stars 317 Reviews | | Cutting Angle String | 135° Degrees | | Cutting Diameter | 1.5mm-6.5mm Millimeters | | Finish Type | Uncoated | | Finish Types | Uncoated | | Included Components | 100002131 | | Item Dimensions | 5.43 x 3.07 x 0.59 inches | | Item Weight | 0.1 Kilograms | | Manufacturer | COPOUIXR | | Material | Cobalt | | Material Type | Cobalt | | Model | Cobalt twist drill bits 13 | | Number of Flutes | 2 | | Number of Pieces | 13 | | Part Number | 100002131 | | Set Name | 1.5mm-6.5mm | | Shank Type | Straight | | Surface Recommendation | Metal,Stainless Steel,Steel | | Tool Flute Type | Spiral | | UPC | 797439784921 | | Unit Count | 13.0 Count | ## Product Details - **Cutting Angle String:** 135° Degrees - **Cutting Diameter:** 1.5mm-6.5mm Millimeters - **Finish Type:** Uncoated - **Material:** Cobalt - **Shank Type:** Straight ## Images ![1.5mm-6.5mm - Image 1](https://m.media-amazon.com/images/I/61cwQGNpJCL.jpg) ![1.5mm-6.5mm - Image 2](https://m.media-amazon.com/images/I/51aSjEA8Z9L.jpg) ![1.5mm-6.5mm - Image 3](https://m.media-amazon.com/images/I/41p5KvsIIQL.jpg) ![1.5mm-6.5mm - Image 4](https://m.media-amazon.com/images/I/51OzORUS8ZL.jpg) ![1.5mm-6.5mm - Image 5](https://m.media-amazon.com/images/I/71J06X0hM2L.jpg) ## Available Options This product comes in different **Style** options. ## Questions & Answers **Q: how do I open the case, grrr!?** A: Hello There is a black disposable component in the upper left corner that can be used after destructively removed We are sorry that our products have caused you an unpleasant experience We will document this issue and will improve it Have a great life **Q: do drill bits have etched "HSS Co"? or else how do you know they are Cobalt drill bits?** A: 3mm-13mm have HSS*Co logo and size marking 1mm-2.5mm is too small to be marked, but also contains cobalt **Q: what tolerances can I expect?** A: From the product manufacturing technology: The diameters are all standard sizes Drill length and cutting edge length may have small measurement errors with the solid From the perspective of use: Borehole diameter, face tolerances range from 0.01mm to 0.5mm, and the tolerance slowly decreases as the depth increases Cordless drill with maximum tolerance for handheld operation Table drill tolerances will remain below 0.1mm Hope this helps with your question **Q: what is the cutting tip angle?** A: Tip angle 118 ° This is the best angle for the cobalt twist drill. The tip angle of all sizes of the set is 118 °. The new product can be used out of the box without trimming and grinding. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Great for 3d printing *by S***. on January 15, 2026* Bought these when i got back into 3d printing and needed to be able to precisely clearance holes in things i had printed since 99% of measurements used in 3d printing projects are metric. Well made, works well, great price, and the plastic case locks closed so you dont have to worry about them bouncing around in a bag and falling out. ### ⭐⭐⭐⭐⭐ Decent drill bits. *by B***. on March 10, 2026* Decent set. Only used a few, but they were and still are sharp. I’d recommend ### ⭐⭐⭐⭐ Good Value Bits *by G***S on December 21, 2025* Solid drill bits. Great cut and very sharp. Not made for heavy use. Good value for the money. ## Frequently Bought Together - COPOUIXR M35 Cobalt Round Straight Handle Metric Drill bit Set 1.5mm-6.5mm Drill Bits Suitable for Stainless Steel, Hard Metal, Cast Iron, Copper, Aluminum Plastic (13pcs) (13pcs) - Tap Magic 30004P ProTap Cutting Fluid, 4 oz. Size --- ## 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.ph/products/489761278-1-5mm-6-5mm](https://www.desertcart.ph/products/489761278-1-5mm-6-5mm) --- *Product available on Desertcart Philippines* *Store origin: PH* *Last updated: 2026-06-01*