--- product_id: 806243562 title: "6Pcs Combination 1/4\" Hex Countersink Drill Bit M3-M10 Deburr Bit Screw Countersink HSS Hex Silver" brand: "edinstry" price: "R$215" currency: BRL in_stock: true reviews_count: 1 category: "Edinstry" url: https://www.desertcart.com.br/products/806243562-6pcs-combination-1-4-hex-countersink-drill-bit-m3-m10 store_origin: BR region: Brazil --- # 1/4" hex shank for quick change 1-step drill & tap combo 6 precision sizes M3-M10 6Pcs Combination 1/4" Hex Countersink Drill Bit M3-M10 Deburr Bit Screw Countersink HSS Hex Silver **Brand:** edinstry **Price:** R$215 **Availability:** ✅ In Stock ## Summary > 🔧 Master your metalwork with speed and precision! ## Quick Answers - **What is this?** 6Pcs Combination 1/4" Hex Countersink Drill Bit M3-M10 Deburr Bit Screw Countersink HSS Hex Silver by edinstry - **How much does it cost?** R$215 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.com.br](https://www.desertcart.com.br/products/806243562-6pcs-combination-1-4-hex-countersink-drill-bit-m3-m10) ## Best For - edinstry enthusiasts ## Why This Product - Trusted edinstry brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **All-in-One Efficiency:** Drill and tap simultaneously to slash your workflow time. - • **Self-Centering Design:** No need for extra center drilling—get perfect alignment every time. - • **Universal Compatibility:** Ideal for metals, plastics, and more—your go-to bit set for diverse projects. - • **Precision Fit for Every Job:** Six versatile sizes from M3 to M10 cover all your threading needs. - • **Durability Meets Performance:** Crafted from high-speed steel with rustproof treatment for long-lasting sharpness. ## Overview This 6-piece high-speed steel countersink drill bit set features sizes M3 to M10 with a 1/4" hex shank, enabling one-step drilling and tapping. Its self-centering point eliminates the need for pilot holes, boosting efficiency across metals and plastics. Engineered for durability and rust resistance, it’s the perfect upgrade for professionals seeking precision and time-saving tools. ## Description FeaturesDrilling and tapping in one, one-step processing, greatly saving processing steps and time and improve working efficiency.Brand New & High Quality; High Hardness, Rustproof, Solid and Durable; Sharp and durable, high hardness, good toughness.Material using high-quality high-speed steel through special treatment. Fast replacement composite cone; Self-centering point, do not need assistant center drilling or center punchingFor drilling, tapping, cutting soft metal, steel, Iron, aluminum plate, cast iron, non-ferrous metal, plastic and more SpecificationsColor: SilverType: Tap Drill BitMaterial: High Speed Steel Shank: 6.2 mm hex shankDIY Supplies: MetalworkingSizes: M3x0.5, M4x0.7, M5x0.8, M6x1, M8x1.25, M10x1.5 Shipping Content1 X Set (6 pcs) Hex Shank Tap Drill Bits Customers ServicesClick to order now with confidence. We stick to providing the best customer experience and quality product. Should any help needed just feel free to contact us via desertcart we will reply within 24hrs. Review: Ideal for aluminum ## Features - Drilling and tapping in one, one-step processing, greatly saving processing steps and time and improve working efficiency. - 6pcs Tap Drill Bits,1/4inch (6.2mm) hex shank,Size: M3x0.5, M4x0.7, M5x0.8, M6x1, M8x1.25, M10x1.5 - Fast replacement composite cone; Self-centering point, do not need assistant center drilling or center punching. - For drilling, tapping, cutting soft metal, steel, Iron, aluminum plate, cast iron, non-ferrous metal, plastic and more. - Material using high-quality high-speed steel through special treatment.High Hardness, Rustproof, Solid and Durable; Sharp and durable, high hardness, good toughness. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07KWTG825 | | Batteries Included? | No | | Batteries Required? | No | | Brand | Edinstry | | Color | Silver | | Customer Reviews | 4.1 4.1 out of 5 stars (3) | | Date First Available | November 26, 2018 | | Finish | Aluminum | | Finish Type | Aluminum | | Is Discontinued By Manufacturer | No | | Manufacturer | Edinstry | | Material | High Speed Steel (HSS) | | Part Number | SMHH12304S | | Shank Type | Hex | | UPC | 724873572326 | ## Product Details - **Brand:** Edinstry - **Finish Type:** Aluminum - **Material:** High Speed Steel (HSS) - **Shank Type:** Hex - **UPC:** 724873572326 ## Images ![6Pcs Combination 1/4" Hex Countersink Drill Bit M3-M10 Deburr Bit Screw Countersink HSS Hex Silver - Image 1](https://m.media-amazon.com/images/I/61OKeLmPm4L.jpg) ## Available Options This product comes in different **Color** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by D***E on February 9, 2020* Ideal for aluminum --- ## 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.com.br/products/806243562-6pcs-combination-1-4-hex-countersink-drill-bit-m3-m10](https://www.desertcart.com.br/products/806243562-6pcs-combination-1-4-hex-countersink-drill-bit-m3-m10) --- *Product available on Desertcart Brazil* *Store origin: BR* *Last updated: 2026-05-24*