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OEM / ODM welcome.**Send enquiry [* SKU ZDG-301L·Air Extension Die Grinder# ZDG-301L 5.5-inch Air Extension Die GrinderThe ZDG-301L carries the same 1.0HP, 22,000 RPM as the ZDG-301AL with a longer 5.5-inch extension — 11 inches (280mm) overall, 2 lb (0.9 kg) — the longest reach in the High HP Die Grinder line.Send enquiry for ZDG-301LTools catalog (PDF) Send Enquiry SKU: ZDG-301L Category: Air Extension Die Grinder Tag: Air Extension Die Grinder*](https://www.airtools.com.tw/wp-content/uploads/ZDG-301L-1.jpg)[**](https://www.facebook.com/sharer.php?u=https://www.airtools.com.tw/zdg-301l-5-5-inch-air-extension-die-grinder/)[**](https://x.com/share?url=https://www.airtools.com.tw/zdg-301l-5-5-inch-air-extension-die-grinder/)[**](https://twitter.com/share?url=https://www.airtools.com.tw/zdg-301l-5-5-inch-air-extension-die-grinder/)[**](https://threads.net/intent/post?text=ZDG-301L%205.5-inch%20Air%20Extension%20Die%20Grinder%0A%0Ahttps%3A%2F%2Fwww.airtools.com.tw%2Fzdg-301l-5-5-inch-air-extension-die-grinder%2F)[**](mailto:?subject=ZDG-301L%205.5-inch%20Air%20Extension%20Die%20Grinder&body=Check%20this%20out%3A%20https%3A%2F%2Fwww.airtools.com.tw%2Fzdg-301l-5-5-inch-air-extension-die-grinder%2F)[**](https://pinterest.com/pin/create/button?url=https://www.airtools.com.tw/zdg-301l-5-5-inch-air-extension-die-grinder/&media=https://www.airtools.com.tw/wp-content/uploads/ZDG-301L-1.jpg&description=ZDG-301L%205.5-inch%20Air%20Extension%20Die%20Grinder)[**](https://vkontakte.ru/share.php?url=https://www.airtools.com.tw/zdg-301l-5-5-inch-air-extension-die-grinder/&titleZDG-301L%205.5-inch%20Air%20Extension%20Die%20Grinder)[**](https://www.linkedin.com/shareArticle?mini=true&url=https://www.airtools.com.tw/zdg-301l-5-5-inch-air-extension-die-grinder/&title=ZDG-301L%205.5-inch%20Air%20Extension%20Die%20Grinder)[**](https://tumblr.com/widgets/share/tool?canonicalUrl=https://www.airtools.com.tw/zdg-301l-5-5-inch-air-extension-die-grinder/)[**](https://telegram.me/share/url?url=https://www.airtools.com.tw/zdg-301l-5-5-inch-air-extension-die-grinder/)- [ Description ](#tab-description)[ZDG-301L 5.5-inch Air Extension Die Grinder](#act-sec-1)[Specifications](#act-specs-table)## ZDG-301L 5.5-inch Air Extension Die Grinder      The **ZDG-301L 5.5-inch Air Extension Die Grinder** is a high-performance, industrial-grade tool designed for precision grinding, deburring, and polishing tasks in hard-to-reach areas. Engineered with an extended shaft and a powerful air motor, this die grinder ensures reliable operation and exceptional control for demanding applications across various industries.      #### **Key Features**     1. **Extended Shaft Design (5.5 inches)**It provides superior reach for working in tight or deep spaces, making it ideal for intricate grinding and finishing tasks. 2. **High-Speed Air Motor**Delivers exceptional power and efficiency, ensuring smooth and precise grinding even on rigid materials. 3. **Ergonomic Grip**Features a comfortable, anti-slip grip that reduces operator fatigue during extended use and enhances tool control. 4. **Lightweight Construction**Designed for easy handling and maneuverability, reducing strain during prolonged operation. 5. **Versatile Collet Compatibility**Supports a variety of grinding bits and attachments, ensuring adaptability to different applications. 6. **Durable Build**Constructed with premium materials to withstand harsh industrial environments and deliver consistent performance over time. 7. **Rear Exhaust System**Directs air away from the workspace, keeping it clean and improving visibility during operation. 8. **Adjustable Speed Control**Allows precise speed regulation to suit specific materials and applications, enhancing versatility and control. 9. **Low Vibration Operation**Minimizes vibration to improve user comfort and reduce wear on the tool, ensuring long-term reliability.     #### **Applications**     - **Metalworking**: Ideal for grinding, deburring, and precisely polishing metal surfaces. - **Automotive Repairs**: Perfect for cleaning weld seams, porting cylinder heads, and other vehicle restoration tasks. - **Fabrication Work**: Suitable for shaping and smoothing edges in metal and composite materials. - **Construction**: Effective for removing rust, smoothing joints, and preparing surfaces for painting. - **Aerospace**: Ensures precise finishing in high-precision applications where accuracy is paramount.     #### **Advantages of the ZDG-301L**     - **Enhanced Reach**: The extended shaft design allows access to hard-to-reach areas, making it a versatile choice for industrial professionals. - **Durability You Can Rely On**: Built to last in challenging environments, ensuring a long service life and reduced downtime. - **User-Centric Design**: Lightweight, ergonomic construction and low vibration ensure user comfort and reduce fatigue during long operating hours. - **Versatile Performance**: Adjustable speed and compatibility with multiple attachments make it suitable for various applications.      The **ZDG-301L 5.5-inch Air Extension Die Grinder** is an indispensable tool for professionals who demand precision, power, and durability. Whether you’re tackling industrial fabrication, automotive repairs, or high-precision metalwork, this tool ensures consistent, high-quality results every time.       **Super Power Air Tools**      - The 0.9HP and 1HP air grinders come with 1/4″( 6mm) or 3/8″ (8mm) double-angle collets for industrial applications. - The extension Die Grinder is designed for high-speed grinding and polishing in hard-to-reach areas. - Features an extended reach of 5.5″. - Using 1/4″ (6mm) or 1/8″ (3mm) grinding accessories allows the grinder to be utilized in a variety of grinding and polishing tasks.      Specifications · full series| | | --- | | ZST-200E-29 6mm COLLET ZST-200E-29-1 1/4″ COLLET |################ **Specification:**     - Grinding Wheel: 1/4(6) inch(mm) - Net Weight: 2(0.9) lbs(kgs) - Length: 11(280) in.(mm) - Free Speed: 22000 rpm - Air Inlet Size: 1/4 inch-NPT/PT - Min. Hose Size: 3/8(10) inch(mm) - Avg. Air Cons.: 4.1 cfm     | **Model** | **Collet** **size** **inch(mm)** | **Net Weight** **lbs(kgs)** | **Length** **inch(mm)** | **rpm** | **Air Inlet** **inch** | **MinchHose** **Size** **inch(mm)** | **Avg.** **Air Cons.** **cfm** | | --- | --- | --- | --- | --- | --- | --- | --- | | ZDG-301 | 1/4(6) | 1.4(0.5) | 7(180) | 23000 | 1/4 | 3/8(10) | 4.1 | | ZDG-302 | 1/4(6) | 1.8(0.8) | 7(180) | 18000 | 1/4 | 3/8(10) | 4.1 | | ZDG-301AL | 1/4(6) | 1.8(0.8) | 9.4(240) | 22000 | 1/4 | 3/8(10) | 4.1 | | ZDG-301L | 1/4(6) | 2(0.9) | 11(280) | 22000 | 1/4 | 3/8(10) | 4.1 |Need pricing or an OEM version of the ZDG-301L?**Tell us quantities and requirements. ISO 9001:2015 · Made in Taiwan. Send enquiry### Related products[*Air Extension Die Grinder ZDG-376AL[ZDG-376AL Low Speed Air Extension Die Grinder](https://www.airtools.com.tw/zdg-376al-low-speed-air-extension-die-grinder/)The ZDG-376AL extends the 356A/376A low-speed body to 12 inches (305mm) and 2.2 lb (1 kg), running at 3,600 RPM through a…View details → [ ](https://www.airtools.com.tw/zdg-3076l500-21-38-inch-air-extension-die-grinder/) Air Extension Die Grinder ZDG-3076L500[ZDG-3076L500 21-3/8 inch Air Extension Die Grinder](https://www.airtools.com.tw/zdg-3076l500-21-38-inch-air-extension-die-grinder/)The ZDG-3076L500 matches the ZDG-301L500's 21-3/8-inch (543mm) extension at the slower 3,500 RPM speed -- 28.3 inches (719mm) overall, 4.5 lb (2…View details → [ ](https://www.airtools.com.tw/zdg-301l500-21-38-inch-air-extension-die-grinder/) Air Extension Die Grinder ZDG-301L500[ZDG-301L500 21-3/8 inch Air Extension Die Grinder](https://www.airtools.com.tw/zdg-301l500-21-38-inch-air-extension-die-grinder/)The ZDG-301L500 steps up to a 21-3/8-inch (543mm) extension on the same 21,000 RPM, 1.0HP body as the ZDG-301L300 -- 27 inches…View details → [ ](https://www.airtools.com.tw/zdg-301l800-31-12-inch-air-extension-die-grinder/) Air Extension Die Grinder ZDG-301L800[ZDG-301L800 31-1/2 inch Air Extension Die Grinder](https://www.airtools.com.tw/zdg-301l800-31-12-inch-air-extension-die-grinder/)The ZDG-301L800 carries the longest extension in the fast-speed line, 31-1/2 inches (800mm) -- 37.1 inches (943mm) overall, 4.9 lb (2.2 kg)…View details → [ ](https://www.airtools.com.tw/zdg-3076l300-12-inch-air-extension-die-grinder/) Air Extension Die Grinder ZDG-3076L300[ZDG-3076L300 12 inch Air Extension Die Grinder](https://www.airtools.com.tw/zdg-3076l300-12-inch-air-extension-die-grinder/)The ZDG-3076L300 pairs the same 12-inch (305mm) extension and 1.0HP motor as the ZDG-301L300 with a slower 3,500 RPM free speed --…View details → [ ](https://www.airtools.com.tw/zp315-5-inch-air-extension-die-grinder/) Air Extension Die Grinder ZP315[ZP315 5 inch Air Extension Die Grinder](https://www.airtools.com.tw/zp315-5-inch-air-extension-die-grinder/)The ZP315 5-Inch Air Extension Die Grinder is a premium-quality pneumatic die grinder crafted for high-speed grinding and polishing in restricted environments.…View details → Latest News- [How Shock Reduced Air Hammers Changed the Industry](https://www.airtools.com.tw/how-shock-reduced-air-hammers-changed-the-industry/) - [A Torque Audit Toolkit for the Shop Floor: Checks Before, During and After Assembly](https://www.airtools.com.tw/from-assembly-line-to-quality-record-a-practical-guide-to-torque-measurement/) - [New tutorial video available for Torque Monitoring System](https://www.airtools.com.tw/new-tutorial-video-available-for-torque-monitoring-system/) - [Professional Fastening Solutions with New Dual-Flex Angle Air Impact Wrenches: ZIW340FA and ZIW410FA](https://www.airtools.com.tw/professional-fastening-solutions-with-new-dual-flex-angle-air-impact-wrenches-ziw340fa-and-ziw410fa/) - [Next-Generation Composite Air Impact Wrenches: ZIW1020C and ZIW1010C MINI](https://www.airtools.com.tw/next-generation-composite-air-impact-wrenches-ziw1020c-and-ziw1010c-mini/) ISO 9001:2015 certified professional OEM/ODM air pneumatic tool, gear reducer, wireless transducer, torque controller, torque monitoring system, torque measuring & torque calibration equipment and precision machining parts manufacturer from Taiwan (R.O.C) with over 40 years of experiences in the industry.Passion For Innovation- [Home](https://www.airtools.com.tw/) - [News](https://www.airtools.com.tw/news/) - [About us](https://www.airtools.com.tw/about-china-pneumatic-corporation/) - [Products](/products) - [Product catalog](https://www.airtools.com.tw/product-catalog/) - [Torque Control](https://www.airtools.com.tw/torque-control-system/) - [Resources](https://www.airtools.com.tw/resources/) - [Videos](https://www.youtube.com/@AirtoolsTw) - [Unit Converter](https://www.airtools.com.tw/unit-converter/) - [Contact us](https://www.airtools.com.tw/contact-us/) Copyright 1984 - 2026 © **China Pneumatic Corporation (CPC). 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Cookies are small text files stored on your device. By using this website, you consent to our use of cookies.[More info](https://www.airtools.com.tw/privacy-policy/) Accept[x](#) Send EnquiryLast Updated on 2026-09-17 by [China Pneumatic Corporation]()