--- product_id: 438902757 title: "Dremel 8240-5 12V Cordless Rotary Tool Kit with Variable Speed and Comfort Grip - Includes 2AH Battery Pack, Charger, 5 Accessories, Wrench, and Tool Fabric Carry Bag" brand: "dremel" price: "¥25381" currency: JPY in_stock: true reviews_count: 13 category: "Dremel" url: https://www.desertcart.jp/products/438902757-dremel-8240-5-12v-cordless-rotary-tool-kit-with-variable store_origin: JP region: Japan --- # 12V / 2AH Lithium-Ion Power Compact Carry Bag Included 5,000-35,000 RPM Variable Speed Dremel 8240-5 12V Cordless Rotary Tool Kit with Variable Speed and Comfort Grip - Includes 2AH Battery Pack, Charger, 5 Accessories, Wrench, and Tool Fabric Carry Bag **Brand:** dremel **Price:** ¥25381 **Availability:** ✅ In Stock ## Summary > 🔧 Power, Precision, Portability — Your Ultimate DIY Sidekick! ## Quick Answers - **What is this?** Dremel 8240-5 12V Cordless Rotary Tool Kit with Variable Speed and Comfort Grip - Includes 2AH Battery Pack, Charger, 5 Accessories, Wrench, and Tool Fabric Carry Bag by dremel - **How much does it cost?** ¥25381 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/438902757-dremel-8240-5-12v-cordless-rotary-tool-kit-with-variable) ## Best For - dremel enthusiasts ## Why This Product - Trusted dremel brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Ergonomic 360° Grip:** Sleek, comfortable design ensures fatigue-free control during extended DIY sessions—work smarter, not harder. - • **EZ Twist Quick-Change:** Patented nose cap lets you swap accessories in seconds without tools—stay in the flow, no interruptions. - • **Versatility Meets Precision:** From cutting and sanding to engraving and sharpening, compatible with all Dremel accessories for endless creativity. - • **Cordless Freedom, Maximum Power:** 12V lithium-ion battery delivers cord-like performance with up to 35,000 RPM for tackling any project on the go. - • **Smart Battery Indicator & Fast Charge:** LED battery life display keeps you in control, with a rapid 30-40 minute recharge to keep projects moving. ## Overview The Dremel 8240-5 is a professional-grade 12V cordless rotary tool featuring a powerful 2AH lithium-ion battery, variable speeds from 5,000 to 35,000 RPM, and an ergonomic 360-degree grip for superior comfort. It includes 5 versatile accessories, a quick-change EZ Twist nose cap, and a fabric carry bag, making it perfect for detailed sanding, cutting, grinding, and polishing tasks. With a fast-charging battery and LED life indicator, this tool combines portability with high performance to empower millennial professionals to tackle any project with confidence. ## Description The Dremel 8240 offers high performance and versatility, packaged in a sleek new tool design. As the new flagship 12-volt cordless rotary tool, the 8240 features an optimized battery platform allowing DIYers to comfortably tackle a wide range of home improvement projects without the distraction of a cord. The powerful 12-Volt / 2 AH Lithium-Ion battery provides maximum performance for extended working sessions. The new 8240 provides cord-like power in cordless form giving you the confidence to tackle the toughest of jobs. ## Features - COMPACT, PORTABLE, & POWERFUL: 12 Volt / 2 AH Lithium-Ion battery provides maximum performance, high power, and runtime at all speeds (5,000-35,000 RPM). - INNOVATIVE TOOL DESIGN: Sleek & ergonomic design with 360-degree grip zone maximizes comfort and control allowing continuous performance for extended working sessions. - VERSATILITY: Able to perform the widest range of applications, including but not limited to cutting, sanding & grinding / sharpening. Fully compatible with all Dremel Accessories & Attachments. - QUICK ACCESSORY CHANGES: Patented EZ Twist Nose Cap makes accessory changes fast and easy without the need of a wrench. - MAXIMUM RUN TIME: Advanced technology for optimum battery life and power. - LED BATTERY LIFE INDICATOR: Indicates remaining battery life before a recharge is needed. - NOISE CONTROL: Ventilation openings for smooth, cool and quiet operation - KIT CONTENTS: Dremel 12V 8240 Cordless Rotary Tool and Rotary Accessories (x5). ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09SKFVSMZ | | Battery Average Life | 2 Hours | | Best Sellers Rank | #3,813 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #10 in Power Rotary Tools | | Brand | Dremel | | Brand Name | Dremel | | Color | Black | | Customer Reviews | 4.6 out of 5 stars 2,168 Reviews | | Included Components | Cordless Rotary Tool, (6) Rotary Tool Accessories, Accessory Storage Case, 12V 2.0Ah Battery Pack, GAL12V-20 Battery Charger, User Manual Fabric Tool Storage Case, Instruction Manual | | Item Dimensions | 9.98 x 2 x 2.38 inches | | Item Type Name | Cordless Rotary Tool | | Item Weight | 1.46 Pounds | | Manufacturer | Dremel | | Manufacturer Part Number | 8240-5 | | Manufacturer Warranty Description | Limited 2 Year Manufacturer | | Maximum Rotational Speed | 35000 RPM | | Minimum Speed | 5000 RPM | | Model Number | 8240 | | Number of Batteries | 1 Lithium Ion batteries required. (included) | | Other Special Features of the Product | Cordless | | Power Source | Battery Powered | | Recommended Uses For Product | Grinding Cutting, Sanding | | Special Feature | Cordless | | Style Name | Original Kit | | UPC | 080596057336 | | Unit Count | 1.0 Count | | Voltage | 12 Volts | ## Product Details - **Brand:** Dremel - **Color:** Black - **Power Source:** Battery Powered - **Recommended Uses For Product:** Grinding Cutting, Sanding - **Voltage:** 12 Volts ## Images ![Dremel 8240-5 12V Cordless Rotary Tool Kit with Variable Speed and Comfort Grip - Includes 2AH Battery Pack, Charger, 5 Accessories, Wrench, and Tool Fabric Carry Bag - Image 1](https://m.media-amazon.com/images/I/71Z2zmDYdDL.jpg) ![Dremel 8240-5 12V Cordless Rotary Tool Kit with Variable Speed and Comfort Grip - Includes 2AH Battery Pack, Charger, 5 Accessories, Wrench, and Tool Fabric Carry Bag - Image 2](https://m.media-amazon.com/images/I/71c1guOUagL.jpg) ![Dremel 8240-5 12V Cordless Rotary Tool Kit with Variable Speed and Comfort Grip - Includes 2AH Battery Pack, Charger, 5 Accessories, Wrench, and Tool Fabric Carry Bag - Image 3](https://m.media-amazon.com/images/I/81pYQJT8OTL.jpg) ![Dremel 8240-5 12V Cordless Rotary Tool Kit with Variable Speed and Comfort Grip - Includes 2AH Battery Pack, Charger, 5 Accessories, Wrench, and Tool Fabric Carry Bag - Image 4](https://m.media-amazon.com/images/I/71Zd7wLou1L.jpg) ![Dremel 8240-5 12V Cordless Rotary Tool Kit with Variable Speed and Comfort Grip - Includes 2AH Battery Pack, Charger, 5 Accessories, Wrench, and Tool Fabric Carry Bag - Image 5](https://m.media-amazon.com/images/I/716eSRYTxEL.jpg) ## Available Options This product comes in different **Style** options. ## Questions & Answers **Q: How long does it take to fully charge the Dremel 8240?** A: Once the B815-01 battery pack is inserted into the charger a blinking green light on the charger will indicate the battery is charging. A solid green light will indicate a fully charged battery. Total charge time is approximately 65 minutes. **Q: How long does a full battery charge last?** A: The 8240 battery lasts approximately 10 minutes in heavy duty applications and 20 minutes in light duty applications. The estimates provided are based on average use and actual runtimes may vary. **Q: The Battery Indicator light shows three flashing lights, what does this mean?** A: The three flashing lights indicates that the tool is stalling and is too hot for use. If this happens, remove the tool from the material & shut off. Allow it to cool down. Resume use without excel pressure. **Q: What’s the difference between the Dremel 8220 and the 8240?** A: Versus the 8220, the 8240 features improved design & extended soft grip for more control & comfort. The tool also has enhanced electronics for optimal power, performance and efficiency; and also has improved ventilation to reduce heat during use. **Q: What’s the main difference between the Dremel 8250 and the 8240?** A: The 8250 features a brushless motor that provides more power, more runtime and more speed vs the 8240 brushed motor. The 8240 does still provide a high level of power, and performance. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by J***. on October 17, 2025* ### ⭐⭐⭐⭐⭐ Review *by G***M on January 31, 2026* ### ⭐⭐⭐⭐⭐ Review *by W***M on January 20, 2026* ## Frequently Bought Together - Dremel 8240-5 12V Cordless Rotary Tool Kit with Variable Speed and Comfort Grip - Includes 2AH Battery Pack, Charger, 5 Accessories, Wrench, and Tool Fabric Carry Bag - Dremel 160-Piece Rotary Tool Accessory Kit with EZ Lock Technology - 1/8" Shank - Cutting Bits, Polishing Wheel and Compound, Sanding Drums & Disc (710-08) - 20 Pcs Carbide Burr Bits 1/8" Shank Compatible with Dremel Milwaukee Metal Grinding Wood Stone Steel Carving Cutting Engraving Grinder Kit Attachment Rotary Tool Accessories Set Harder Than Diamond --- ## 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.jp/products/438902757-dremel-8240-5-12v-cordless-rotary-tool-kit-with-variable](https://www.desertcart.jp/products/438902757-dremel-8240-5-12v-cordless-rotary-tool-kit-with-variable) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-05-04*