--- product_id: 351066794 title: "KASTWAVE Large HSS Steel Step Cone Drill Titanium Bit Set Hole 4-12/20/32mm dint, Perfect Step Drill Bits suitable for drill holes in various material, High-Speed Bit Set" brand: "kastwave" price: "4962 som" currency: KGS in_stock: true category: "Kastwave" url: https://www.desertcart.kg/products/351066794-kastwave-large-hss-steel-step-cone-drill-titanium-bit-set store_origin: KG region: Kyrgyzstan --- # Step drill bits cover 4-32mm hole sizes 2-flute design for smooth, fast cutting HSS steel + titanium coating for durability KASTWAVE Large HSS Steel Step Cone Drill Titanium Bit Set Hole 4-12/20/32mm dint, Perfect Step Drill Bits suitable for drill holes in various material, High-Speed Bit Set **Brand:** kastwave **Price:** 4962 som **Availability:** ✅ In Stock ## Summary > 🔧 Drill Smarter, Not Harder — The Ultimate Step Bit Set for Precision Pros ## Quick Answers - **What is this?** KASTWAVE Large HSS Steel Step Cone Drill Titanium Bit Set Hole 4-12/20/32mm dint, Perfect Step Drill Bits suitable for drill holes in various material, High-Speed Bit Set by kastwave - **How much does it cost?** 4962 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/351066794-kastwave-large-hss-steel-step-cone-drill-titanium-bit-set) ## Best For - kastwave enthusiasts ## Why This Product - Trusted kastwave brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Smooth Operator:** Dual-flute design delivers faster, cleaner cuts with less vibration—perfect for professional finish. - • **Smart Step Control:** High step design prevents over-drilling, giving you flawless hole sizing every time. - • **Titanium Toughness:** HSS steel enhanced with titanium coating ensures long-lasting sharpness and corrosion resistance. - • **All-in-One Precision:** Replace 28 bits with 3 versatile step drills covering 4-32mm holes effortlessly. - • **Universal Fit & Cool:** 1/4" hex shank fits all standard drills; cool with water to extend bit life during heavy use. ## Overview The KASTWAVE Large HSS Steel Step Cone Drill Titanium Bit Set features three high-speed steel bits coated with titanium for enhanced durability and corrosion resistance. Covering hole sizes from 4mm to 32mm across 29 total steps, these bits replace multiple drill bits, streamlining your toolkit. The two-flute design ensures smooth, fast cutting, while the high step design prevents accidental over-drilling. Compatible with all standard 1/4" hex shank drills, this set is ideal for drilling through iron, copper, aluminum, wood, PVC, and insulation boards up to 3-5mm thick. Perfect for professionals and DIYers seeking precision and efficiency in one sleek package. ## Description Feature: -- High speed, titanium nit-ride coated steel Replaces 28 separate drill bits Two fluted design for fast, smooth cutting. -- When inject cold water while working, can effectively extend the service life of the drill bit. Recommend drilling rate of 250-250 RPM. -- 1mm thickness can be operated by hand drill, 2~3mm please use bench drill. The drill must continue to cool down when it is working, and it is not easy to burn. -- According to the need to process different diameter holes, you can achieve one-time processing of large holes, no need to replace the drill bit and positioning hole. Specifications: -- Shank: 1/4" Quick Change Hex Shank -- Finish: Titanium -- Material: HSS (Suitable for use in the hardness below 25 degrees workpiece, such as iron plate, copper plate, aluminum plate, the thickness of the plate of step is 3mm and wood, PVC sheet, insulation boards with a thickness of 5mm(0.2 inch) or less). Can not be used to hard and brittle materials such as stainless steel, glass, tile floors, walls etc. MEASUREMENT: 4-12 5 Steps (Diameter 4, 6, 8, 10, 12mm) 4-20 9 Steps(Diameter 4, 6, 8, 10, 12, 14, 16, 18, 20mm) 4-32 15 Steps(Diameter 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32mm) Package Included: 3 x Hss Step Cone Drill Bit Titanium Hole Cutter Set Customer Service: Refund/ Replacement for ANY reasons. If you have any questions, please contact us. ## Features - 【Widely Used】Perfect step drill bits suitable for drill holes in various material within 3mm/0.12 inch (Iron Plate, Copper Plate, Aluminum Plate); within 5mm/0.2 inch (Wood, PVC sheet, Insulation Boards). Not suitable for hard and brittle materials such as stainless steel, glass, tile floors, walls etc. - 【Material】HSS combined with a titanium coating. More capable and durable. - 【Easy Drilling】Two-Flute design for smoother cutting. High step design let you feel the stop and never drill bigger in mistake - 【SET INCLUDES】Bit #1 (5 steps): 4-12mm (4mm, 6mm, 8mm, 10mm, 12mm); Bit #2 (9 steps): 4-20mm (4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm); Bit #3 (15 steps): 4-32mm (4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm, 22mm, 24mm, 26mm, 28mm,30mm,32mm) - 【Package Included】 3-Piece HSS groove step drill bit (4-12/ 4-20/ 4-32mm ). 1/4" hex shaft drives are suitable for all kinds of for home DIY power drills. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0983RDYB4 | | Best Sellers Rank | #14,235 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #53 in Power Drill Bit Sets | | Brand | KASTWAVE | | Brand Name | KASTWAVE | | Customer Reviews | 4.0 out of 5 stars 9 Reviews | | Cutting Angle String | 25 Degrees | | Cutting Diameter | 32 Millimeters | | Cutting angle string | 25 Degrees | | Cutting diameter | 32 Millimeters | | Finish Types | Titanium | | Finish type | Titanium | | Item Dimensions | 12 x 10 x 1 centimeters | | Manufacturer | KASTWAVE | | Material | Stainless Steel | | Material Type | Stainless Steel | | Number of Flutes | 2 | | Shank Type | Hex | | Shank type | Hex | | Surface Recommendation | Plastic, Wood | | Tool Flute Type | Straight | | UPC | 731954994755 | | Unit Count | 1.0 Count | ## Product Details - **Material:** Stainless Steel - **Cutting diameter:** 32 Millimeters - **Finish type:** Titanium - **Shank type:** Hex - **Cutting angle string:** 25 Degrees ## Images ![KASTWAVE Large HSS Steel Step Cone Drill Titanium Bit Set Hole 4-12/20/32mm dint, Perfect Step Drill Bits suitable for drill holes in various material, High-Speed Bit Set - Image 1](https://m.media-amazon.com/images/I/61745kk1GOS.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/351066794-kastwave-large-hss-steel-step-cone-drill-titanium-bit-set](https://www.desertcart.kg/products/351066794-kastwave-large-hss-steel-step-cone-drill-titanium-bit-set) --- *Product available on Desertcart Kyrgyzstan* *Store origin: KG* *Last updated: 2026-04-29*