--- product_id: 754349579 title: "Step Drill Bit Set, High Speed Steel Black Oxide HSS Drill Bits with 3//8 Shank with 3 Flats for Woodworking, Metalworking (5PCS Step Drill Bit Set, 3-Flat)" brand: "kseibi" price: "1557 zł" currency: PLN in_stock: true url: https://www.desertcart.pl/products/754349579-step-drill-bit-set-high-speed-steel-black-oxide-hss store_origin: PL region: Poland --- # Step design covers 3mm to 12mm sizes High-Speed Steel HSS for ultimate durability 3-Flat Shank ensures secure, wobble-free fit Step Drill Bit Set, High Speed Steel Black Oxide HSS Drill Bits with 3//8 Shank with 3 Flats for Woodworking, Metalworking (5PCS Step Drill Bit Set, 3-Flat) **Brand:** kseibi **Price:** 1557 zł **Availability:** ✅ In Stock ## Summary > 🛠️ Drill Smarter, Not Harder — Own Every Hole with Precision! ## Quick Answers - **What is this?** Step Drill Bit Set, High Speed Steel Black Oxide HSS Drill Bits with 3//8 Shank with 3 Flats for Woodworking, Metalworking (5PCS Step Drill Bit Set, 3-Flat) by kseibi - **How much does it cost?** 1557 zł with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/754349579-step-drill-bit-set-high-speed-steel-black-oxide-hss) ## Best For - kseibi enthusiasts ## Why This Product - Trusted kseibi brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Last:** High-speed steel with black oxide coating resists rust and wear for long-term reliability. - • **Ergonomic Efficiency:** Comfort grip design reduces fatigue, empowering you to power through projects effortlessly. - • **Universal Compatibility:** 3-flat shank fits most standard drill chucks, delivering stable, wobble-free performance. - • **Versatile Material Mastery:** Perfectly engineered for wood, metal, and plastic — your all-in-one drilling solution. - • **Precision Multi-Size Drilling:** Step design lets you drill exact hole sizes from 3mm up to 12mm with one bit. ## Overview The KSEIBI Step Drill Bit Set features 5 high-speed steel bits with a black oxide finish for enhanced durability and corrosion resistance. Its innovative step design covers hole sizes from 3mm to 12mm, making it ideal for woodworking, metalworking, and plastic. The 3-flat shank ensures a secure fit in most drills, while the ergonomic handle reduces user fatigue, delivering professional-grade performance for all your drilling needs. ## Description Step Drill Bit Set, High Speed Steel Black Oxide HSS Drill Bits with 3//8 Shank with 3 Flats for Woodworking, Metalworking (5PCS Step Drill Bit Set, 3-Flat) ## Features - High-Speed Steel: Constructed from high-speed steel with a black oxide coating for enhanced durability and longer lifespan. - Step Design: Features a step design with multiple sizes and depths, allowing for precise and accurate hole drilling in various materials. - SAE Standard: Meets SAE standard specifications for drill bits, ensuring compatibility with a wide range of tools and machinery. - Multiple Sizes: The pack includes drill bits in sizes ranging from 3 mm to 12 mm, covering a variety of drilling applications. - Ergonomic Handle: Features an ergonomic handle for comfortable and fatigue-free operation, even during prolonged use. ## Technical Specifications | Specification | Value | |---------------|-------| | Material | High Speed Steel (HSS) | | Finish Type | Black Oxide | | Shank Type | 3-Flat | | Cutting Angle String | 118 Degrees | | Brand | KSEIBI | | Tool Flute Type | Straight | | Surface Recommendation | Wood, Metal, Plastic | | Number of Flutes | 2 | | Net Quantity | 5.0 count | | Manufacturer | KSEIBI | | Number of Pieces | 5 | | Country of Origin | USA | | Model number | 575105 | | Number of Memory Sticks | 1 | | Item Weight | 640 g | | Package Dimensions | 22.91 x 16.51 x 5.59 cm; 640 g | | Item model number | 575105 | | Included Components | Step Drill Bit | | Are batteries included? | No | ## Product Details - **Material:** High Speed Steel (HSS) - **Finish Type:** Black Oxide - **Shank Type:** 3-Flat - **Cutting Angle String:** 118 Degrees - **Brand:** KSEIBI ## Images ![Step Drill Bit Set, High Speed Steel Black Oxide HSS Drill Bits with 3//8 Shank with 3 Flats for Woodworking, Metalworking (5PCS Step Drill Bit Set, 3-Flat) - Image 1](https://m.media-amazon.com/images/I/81T+b7ink-L.jpg) ![Step Drill Bit Set, High Speed Steel Black Oxide HSS Drill Bits with 3//8 Shank with 3 Flats for Woodworking, Metalworking (5PCS Step Drill Bit Set, 3-Flat) - Image 2](https://m.media-amazon.com/images/I/812235JzAML.jpg) ![Step Drill Bit Set, High Speed Steel Black Oxide HSS Drill Bits with 3//8 Shank with 3 Flats for Woodworking, Metalworking (5PCS Step Drill Bit Set, 3-Flat) - Image 3](https://m.media-amazon.com/images/I/71LHntikwjL.jpg) ![Step Drill Bit Set, High Speed Steel Black Oxide HSS Drill Bits with 3//8 Shank with 3 Flats for Woodworking, Metalworking (5PCS Step Drill Bit Set, 3-Flat) - Image 4](https://m.media-amazon.com/images/I/813W3rBHoBL.jpg) ![Step Drill Bit Set, High Speed Steel Black Oxide HSS Drill Bits with 3//8 Shank with 3 Flats for Woodworking, Metalworking (5PCS Step Drill Bit Set, 3-Flat) - Image 5](https://m.media-amazon.com/images/I/91hnfZpFKBL.jpg) ## Available Options This product comes in different **Item Shape, Size** options. ## Questions & Answers **Q: What materials can the KSEIBI step drill bits cut through?** A: Designed for drilling through metal, plastic, and wood; ideal for sheet metal and thin materials.​ **Q: What sizes do the KSEIBI step drill bits cover?** A: Each bit features multiple steps, typically ranging from 1/8" to 1-3/8", covering various hole sizes.​ **Q: Are the KSEIBI step drill bits suitable for stainless steel?** A: While capable, drilling stainless steel may require slower speeds and lubrication to prevent wear.​ **Q: How should I maintain the KSEIBI step drill bits?** A: Keep bits clean, use appropriate drilling speeds, and apply cutting oil when drilling metal to extend lifespan **Q: Do the KSEIBI step drill bits come with a case?** A: Typically includes a storage case for organization and protection.​ ## Frequently Bought Together - KSEIBI 598240 Industrial Grade Unibit 5-Pieces Step Drill Bits Set 3-Flat Shank, High-Speed Steel Metal Drill Bits Kit Black Oxide M2 for Drilling Stainless Steel, Aluminium, Wood - KSEIBI Unibit 3-Piece High-Speed Steel Step Drill Bit Set - for Stainless Steel, Aluminium, Wood - DEWALT Drill Bit Set, 21-Piece, 135 Degree Split Point, 31 Degree Helix, Black Oxide Coated, For Plastic, Wood and Metal (DWA1181) --- ## 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.pl/products/754349579-step-drill-bit-set-high-speed-steel-black-oxide-hss](https://www.desertcart.pl/products/754349579-step-drill-bit-set-high-speed-steel-black-oxide-hss) --- *Product available on Desertcart Poland* *Store origin: PL* *Last updated: 2026-05-12*