Ultra-lightweight N-type air impact wrench KW-3800proX
Contribute to the efficiency and simplification of work!
【Features】 ☆ Equipped with our unique N-type clutch mechanism, compact, lightweight, and low vibration. ☆ Adopts a newly developed foldable anti-vibration handle, reducing vibration and fatigue. ☆ Reduces exhaust noise (low noise) by employing a high-efficiency soundproof structure. ☆ Features a highly visible, high-functionality large protector. ☆ Enhanced operability with a left-right rotation switch lever.
basic information
【Specifications】 ◇Insert size: 25.4mm ◇Capacity bolt diameter: 38mm ◇Practical torque range: 300–1,370N·m ◇Total length (without socket): GL type 506mm ◇Weight (without socket): GL type 7.9kg ◇No-load rotational speed: 4,500rpm ◇Air consumption: 0.63m³ (Normal)/min. ◇Noise level: 88dB(A) ◇Vibration value a (3-axis composite): GL type 6.7m/s² ◇Hose fitting thread size: Rc3/8 ◇Compressor used: 7.5kW ◇Air hose used: 9.5mm
Price information
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Price range
P3
Delivery Time
P1
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Model number/Brand name
KW-3800proX GL
Applications/Examples of results
【Usage】 ○ Tire mounting and dismounting work for large trucks and buses. ○ U-bolt mounting and dismounting work for medium and large vehicles. ○ Disassembly, maintenance, and assembly work for construction machinery, bulldozers, etc.
Line up（3）
| Model number | overview |
|---|---|
| KW-3800proX G | Short anvil specification |
| KW-3800proX GLR | Retaining specification |
| KW-3800proX GLS | Spline anvil specification |
catalog（3）
Download All Catalogs
News about this product（5）
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Announcement of the large impact wrench trade-in sale.
We are pleased to announce that our company will be holding the annual large impact wrench trade-in sale as detailed below. We kindly ask you to consider making a purchase during this period. 【Sale Details】 ■ Period: From August 21, 2025, to orders placed by December 31, 2025 ■ Models: 1) 1” SQ･N type large wrenches: KW-3800ISO-GL, KW-3800proXGL, KW-4500GL, KW-3800P, KW-4500P 2) 1” SQ･D type and other large wrenches: KW-385GL, KW-420GL, KW-380P, KW-40P ■ Sale Content: For orders of eligible model 1), we will provide a trade-in discount of 15,000 yen for the collection of the trade-in machine. For orders of eligible model 2), we will provide a trade-in discount of 10,000 yen for the collection of the trade-in machine. * As an additional benefit, we will also present one original Kuken cold-resistant jacket (included with the order) without fail. * The trade-in machine must be an air impact wrench, and the manufacturer does not matter.
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[Ended] Announcement of the large impact wrench trade-in sale
We are pleased to announce that our company will be holding our annual large impact wrench trade-in sale as detailed below. We kindly ask you to consider making a purchase during this period. 【Sale Details】 ■ Period: From August 21, 2024, to orders placed by December 31, 2024 ■ Models: 1) 1” SQ･N type large wrenches: KW-3800ISO-GL, KW-3800proXGL, KW-4500GL, KW-3800P, KW-4500P 2) 1” SQ･D type and other large wrenches: KW-385GL, KW-420GL, KW-380P, KW-40P ■ Sale Content: For orders of the target model 1), we will provide a trade-in discount of 15,000 yen for the collection of the trade-in machine. For orders of the target model 2), we will provide a trade-in discount of 10,000 yen for the collection of the trade-in machine. * As an additional benefit, we will also present one original Kuken cold-resistant jacket (included with the order). * The trade-in machine must be an air impact wrench, and the manufacturer does not matter.
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[Ended] Announcement of the large impact wrench trade-in sale
We are pleased to announce that our company will be holding our annual large impact wrench trade-in sale as detailed below. We sincerely hope you will take this opportunity to make a purchase during this period. 【Sale Details】 ■ Period: From August 21, 2023, to December 31, 2023, for orders placed ■ Models: 1) 1” SQ N-type large wrenches: KW-3800ISO-GL, KW-3800proXGL, KW-4500GL, KW-3800P, KW-4500P 2) 1” SQ D-type and other large wrenches: KW-385GL, KW-420GL, KW-380P, KW-40P ■ Sale Content: For orders of the target model 1), a trade-in discount of 15,000 yen will be applied upon collection of the trade-in machine. For orders of the target model 2), a trade-in discount of 10,000 yen will be applied upon collection of the trade-in machine. * As an additional benefit, we will also present one original Kuken cold-resistant jacket (included with the order) without fail. * The trade-in machine must be an air impact wrench, and the manufacturer does not matter.
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New Product! Announcement of the release of the N-type air impact wrench with high rotation and high output.
We are pleased to announce the launch of our new product, the N-type Air Impact Wrench KW-1600proZ. ○ Release Date: Early May 2021 ○ Model Name: KW-1600proZ ○ Product Name: 12.7mm SQ N-type Air Impact Wrench Main Features ○ Compact and lightweight at "1.5kg" with high rotation and high output ○ Adopts the unique N-type clutch mechanism of Kuukan ○ Built-in 5-stage power regulator for excellent operability ○ Maximum tightening torque of 520N·m for high output ○ Protector for visibility and body protection Main Specifications ○ Socket Size: 12.7mm ○ Overall Length (without socket): 175mm ○ Weight (without socket): 1.5g ○ No-load Rotational Speed: 9,600rpm ○ Capable Bolt Diameter: M16 ○ Usable Torque Range: 100–350N·m ○ Maximum Torque: 520N·m *For more details, please download the related materials or contact us.
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New Product! Announcement of the Release of Ultra-Lightweight Air Impact Wrench
We are pleased to announce the launch of our new product, the ultra-lightweight air impact wrench KW-3800ISO-GL. ○ Release Date: April 20, 2021 ○ Model Name: KW-3800ISO-GL ○ Product Name: 25.4mm SQ N-type Air Impact Wrench Main Features ○ Achieves a weight of 6.0 kg, the lightest class in the 25.4mm SQ category ○ An air impact wrench specialized for the removal and installation of ISO-type wheels on large vehicles ○ High-output left rotation (loosening direction) ○ Equipped with the unique N-type clutch mechanism from Kuukan Main Specifications ○ Drive Size: 25.4mm ○ Overall Length (without socket): 448mm ○ Weight (without socket): 6.0kg ○ No-load Rotational Speed: Left 6,500rpm, Right 5,500rpm ○ Maximum Bolt Diameter: M38 ○ Usable Torque Range: Left 300 to 1,370Nm, Right 250 to 1,140Nm ○ Maximum Torque: Left 1,800Nm, Right 1,500Nm *For more details, please download the related materials or contact us.
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Distributors
Since our establishment, we have been committed to technological innovation in tightening control systems and grinding and polishing work systems focused on automotive sheet metal painting operations. We are enhancing the know-how we have cultivated over many years in the automotive sector and construction machinery manufacturers regarding the development, manufacturing, sales, and service of air tools, striving to improve customer satisfaction with a view not only to the domestic market but also to customers around the world. Additionally, we are actively addressing the recent issue of global warming and are engaged in energy conservation and resource recycling as part of our business activities.