1 Inch Drive Best Air Gun Metric Heavy Duty Pneumatic Torque Wrench
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Product Highlights
- Wear-Resistant Copper Ring: Reinforced drive axle with replaceable copper ring extends tool life by 4-5 times.
- Data Storage Function: Stores bolt number, job number, working time, and output torque for traceability.
- Low Noise Operation: Working noise is below 85 decibels, ensuring a quieter industrial environment.
- Continuous Operation: Pneumatic motor works continuously without overheating, boosting production efficiency.
- Strong Power & Quick Response: High-speed motor completes tightening quickly, ideal for high-cycle production lines.
Product Attributes
- Customization
- Available
- Application
- Assembly Lines, Automotive Repair, Construction Sites, Heavy Machinery Maintenance
- Certification
- CE, ISO9001
- Model NO.
- BRPW-M1500
- Condition
- New
- Customized
- Non-Customized
- Handle Type
- Pistol Grip
- Impact Mechanism
- Non Impact Design
- Maximum Torque
- 1200 ft-lb
- Operating Pressure
- 120-150 psi
- Speed
- 9 Rpm
- Torque Value
- 400 - 1500 Nm
- Square Drive
- 1 Inch
- Data Storage
- 65, 536 Pieces
- Accuracy
- ±5%
- Parts
- Torque Gun + Frl Unit + Reaction Arm
- Gearbox
- Planatery Multi-Stage Gearbox
- Working Noise
- Less Than 85dB
- Air Pipe Diameter
- 11mm (Inner); 16mm (Outer)
- Wrench Type
- Non-Impact Pneumatic Wrench
- Gearbox Diameter
- 75mm
- Overall Length
- 260mm
- Gas Source Connecting
- Automatic Locking Bayonet
- Output Torque
- Within 80% of The Maximum Torque
- Gear Wear-Resistant Design
- Wear-Resistant Copper Ring
- Net Weight
- 7.2kg
- Transport Package
- Portable Toolbox + Cardboard Box
- Specification
- 260*75*240mm
- Trademark
- Baier
- Origin
- Wuhan, China
- HS Code
- 8467190000
- Production Capacity
- 800 Pieces/Month
- Package Size
- 52.00cm * 68.00cm * 60.00cm
- Package Gross Weight
- 25.000kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
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Product Description
2. Wear resistant copper ring design. The outer periphery of the drive shaft is reinforced with copper rings to increase its wear resistance and extend the service life of the wrench.
3. Gear box carburizing process treatment. The heat treatment temperature was increased from 38 ℃ to 53 ℃, thereby increasing the hardness of the material. The outer coating of the gear is 1.5mm thick, surpassing all similar tools and reducing the gear failure rate by three times.
4. Lightweight compared to similar tools, reducing fatigue during use. The gearbox has a small size and is more suitable for limited spaces.
5. Zero impact rate. Accurate torque output, stable operation, and no impact. And the working noise is low, below 85 decibels.
6. Strong power and quick response. The motor speed is higher than that of electric tools, which can quickly complete tightening operations and is suitable for large-scale, high cycle production lines, significantly improving production efficiency.
7. No overheating issues. Pneumatic motors can work continuously for long periods of time without the need for shutdown cooling, ensuring the continuity of production.


* Gear transmission mechanism: usually uses a planetary gear system for deceleration and torque increase to achieve high torque output. The precision machined gears ensure efficient and smooth power transmission with low noise.
* Precision pressure regulating valve: By adjusting the pressure of the gas source to preset and control the output torque, this is one of the key factors in achieving constant torque.
* Grip and Control: Ergonomic gun style grip with anti slip design. The layout of control buttons is reasonable and easy to operate.
* Surface treatment and protection: Components may pass through corrosion-resistant areas and be equipped with dust-proof sealing rings to reduce the entry of pollutants into the interior and extend tool life.


Baier pneumatic wrenches are equipped with a specially designed drive axle featuring a replaceable wear-resistant copper ring. This innovative addition significantly reduces friction and wear on the drive axle—the component most vulnerable to damage during continuous operation.
Cost-Efficient Maintenance: No need to replace the entire wrench or drive assembly—simply swap out the copper ring at a fraction of the cost.
Enhanced Reliability: Reduce unexpected failures and keep your operations running smoothly with minimal interruption.
Optimized Performance: Maintain precise torque output and consistent performance even under the most demanding conditions.
Unlike conventional treatments done at just 38°C, Baier elevates the process to 53°C. This optimized heat treatment significantly enhances the structural hardness of the gearbox, ensuring it can withstand repeated high-torque operations without deformation or fatigue.
We employ an advanced carburizing process that creates an ultra-durable surface layer with a depth of 1.5mm. This deep case hardening drastically improves wear resistance, reducing gear tooth degradation even under the most demanding conditions.
Baier—Where Innovation Meets Industrial Strength.








Model | Square Drive | Torque (Nm) | Speed (rpm) | A (mm) | B (mm) | C (mm) | D (mm) |
BRPW-M500 | 3/4" | 130-500 | 25 | 180 | 63 | 67 | 220 |
BRPW-M800 | 3/4" | 200-800 | 11 | 220 | 69 | 67 | 240 |
BRPW-M1200 | 1" | 300-1200 | 11 | 245 | 75 | 67 | 240 |
BRPW-M1500 | 1" | 400-1500 | 9 | 260 | 75 | 67 | 240 |
BRPW-M2000 | 1" | 500-2000 | 6 | 285 | 75 | 88 | 260 |
BRPW-M3000 | 1" | 700-3000 | 5.5 | 315 | 90 | 88 | 275 |
BRPW-M4000 | 1" or 1-1/2" | 1000-4000 | 4 | 340 | 90 | 88 | 280 |
BRPW-M6000 | 1-1/2" | 1500-6000 | 2 | 365 | 105 | 88 | 290 |
BRPW-M8000 | 1-1/2" | 2000-8000 | 1.3 | 365 | 110 | 82 | 290 |






Warranty period: 12 months from the date of purchase (subject to invoice or electronic voucher).
Warranty coverage: Performance failures caused by material or manufacturing defects.
Non warranty coverage: Damage caused by human factors (such as impact, water ingress, disassembly, etc.), overloading, or failure to operate according to the instructions.
2. Maintenance and replacement
Free repair: For eligible issues during the warranty period, free testing and replacement of parts will be provided.
Paid service: If it exceeds the warranty period or is damaged by human factors, a cost fee will be charged for repair.
3. Technical support
Online guidance: Provide APP online customer service, video tutorials, and operation manuals.
Remote diagnosis: Supports uploading fault data via Bluetooth/APP for engineers to quickly analyze.
4. After sales process
Contact customer service: Submit a problem description or video evidence.
Return for testing: After confirming the need for repair, send it to the designated service center (the shipping cost is borne by the user, and we will bear the return shipping cost for any faults during the warranty period).
Feedback processing: Within 1-3 working days after receiving the product, provide feedback on the test results and inform the repair plan.
5. Other services
Enterprise customization: For bulk purchasing customers, the warranty period can be extended or an exclusive service agreement can be signed.
Software upgrade: Provide lifelong free APP functionality and updates.

Baier excels in the design and manufacturing of heavy-duty bolting systems, offering cutting-edge solutions for large-scale fastener tightening and loosening applications. Our product portfolio includes:
- Electric Torque Wrenches – Precision-controlled with smart features for efficiency.
- Bolt Tensioners – Ensuring uniform load distribution in high-pressure environments.
- Hydraulic Jacks/Pumps – Robust lifting and pressing equipment for maintenance tasks.
- Facility: 12,000m² production base in Wuhan, equipped with 50+ advanced machines.
- Capacity: 100+ skilled employees ensuring strict quality control and scalable output.
- Market Presence: Products exported globally, trusted by Fortune 500 companies in energy, construction, and heavy machinery sectors.
Customer-Centric Philosophy
We pride ourselves on delivering cost-effective tools paired with exceptional after-sales support, including:
- On-site training and maintenance services.
- Customized solutions for unique project requirements.
Mission: To redefine bolting technology through innovation, reliability, and unwavering customer focus.
Innovation-Driven Technology
Certified Quality Assurance
Comprehensive Product Range
Robust Manufacturing Capabilities
Global Trust & Local Support
Cost-Effective & Reliable
Baier—Where Precision Meets Power!
- Cordless Electric Torque Wrenches: Battery-powered for portability, ideal for field operations.
- Servo Torque Wrenches: Advanced servo motor-driven tools with ultra-precise torque control (±3% accuracy).
Pneumatic Torque Wrenches
Hydraulic Torque Wrenches
Bolt Tensioners
Nut Splitters
Flange Tools
Hydraulic Jacks
Hydraulic Power Packs
Hydraulic Pullers (Hydraulic Rams)
Baier—Your Full-Spectrum Bolting Technology Partner!
All products comply with ISO, CE, and ATEX standards for global industrial applications.
R: All the products we sell enjoy 12-month warranty and lifetime after-sales service. The professional after-sales team provides installation and use guidance, free repair or replacement of parts during the warranty period. Provide customers with complete engineering solutions and transportation solutions, and if necessary, remote video conferences can be conducted to solve any after-sales problems.
R: Up to now, our products are mainly sold to Spain, Germany, United Kindom, Italy, Australia, South Korea, the United Arab Emirates, Brazil and other countries, and we have distributors in the above countries. The company plans to set up service centers in Australia, Spain, and Germany in 2024. In addition, there are no agents in other countries and regions, please contact our company for cooperation!
R: We mainly focus on our own brand products, most of which are in stock, and usually can be shipped within 5-10 working days after the order is placed; for customized or out-of-stock products, the delivery time is about 20-30 days.
R: Yes, we can provide you with door-to-door logistics services. According to your needs, you can choose different logistics transportation solutions such as railway transportation, road transportation, sea transportation, air transportation, express delivery and multimodal transportation.
R: Usually we only accept T/T at sight payment, and L/C at sight payment can also be accepted under special circumstances. Spot products are generally shipped after receiving 100% of the full payment; customized products are prepaid with a 30%-50% deposit, and the balance must be settled before delivery. The specific payment terms can be determined through negotiation between the two parties.
About the Supplier
This supplier has been audited by BV. Verify the report on the official BV website with ID "MIC-ASR2591555". Items marked "" are certified.
Company Profile
Baier Hydraulic Power (Wuhan) Co. Ltd was established in 2007. As a high-technology enterprise, the company has been keenly focused on integrating research, development, production, sale and service of hydraulic torque wrench, hydraulic cylinders, hydraulic nut cutter, hydraulic pullers, hydraulic pumps, electric wrench and so on. We own a modern production plant of 12, 000 square meters, this incorporates an internationally advanced hydraulic tools production facility, material processing line, tools assembly line, and other packaging equipment facilities.
We mainly deal in five categories of products: Bolting tools, hydraulic lifting tools, hydraulic pulling tools, flange tools and power pack. Bolting tools include: Square drive hydraulic torque wrench, Hexagon hydraulic torque wrench, electric torque wrench, rechargeable torque wrench, cordless impact wrench, bolt tension er, nut cutter, socket and etc. Hydraulic lifting tools include: Double acting jacks, single acting jacks, hollow jacks, big tonnage jacks. Hydraulic pulling tools include: Hydraulic pullers. Power pack include electrical pump and air pump and hydraulic hand pump. Flange tools include: Flange separator, flange adjusting tools. Of these products, the hydraulic torque wrench, electric wrench and hydraulic jacks have been developed are the first products in the industry, and have obtained national invention patents.
After the development of more than 15 years, Baier's R&D and production capacity of science and technology have reached the highest level in the industry, also has successfully passed many performance thresholds to gain CE certification, ISO14001 and ISO9001 certifications. The company has obtained many invention patents as well.
Baier's products are sold to thousands of institutions in mainland China and exported to more than 50 countries worldwide, including Europe, south-east Asia, Middle East and South America. Except for own brand, the company has also become the basis for more and more OEM in the high-end market.
Baier Hydraulic Power (Wuhan) Co., Ltd, will always adhere to the enterprise values of excellence, sustainability and resource sharing, take establishing brand credibility as its lofty mission, We also welcome OEM and ODM orders. Whether selecting a current product from our catalog or seeking engineering assistance for your application, you can talk to us about your sourcing requirements.
About Our Factory & Business Background
- Address
- 5f, Torch Tower, No. 54 Yejin Street, Qingshan District, Wuhan, Hubei, China
- Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment, Money Gram, Cash
- International Commercial Terms(Incoterms)
- FOB, EXW, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, Others, FCA
- Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays - Nearest Port
- Shanghai, Shenzhen, Guangzhou
Our Production Capability & Technical Expertise
Our Industry Experience & Global Business Record
- Export Year
- 2016-09-05
- Main Markets
- North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
FAQ
- What after-sales service do you provide?
- All products enjoy a 12-month warranty and lifetime after-sales service. The professional team provides installation guidance, free repair or replacement of parts during the warranty period, and remote video conferences to solve any problems.
- Do you have local agents or service outlets?
- We have distributors in Spain, Germany, UK, Italy, Australia, South Korea, UAE, Brazil, etc. We plan to set up service centers in Australia, Spain, and Germany in 2024. Please contact us for cooperation in other regions.
- How long does it take to deliver the product?
- Most in-stock items can be shipped within 5-10 working days. For customized or out-of-stock products, the delivery time is about 20-30 days.
- Can you deliver to our local area?
- Yes, we provide door-to-door logistics services. You can choose from railway, road, sea, air, express, or multimodal transportation based on your needs.
- What are your payment terms?
- We usually accept T/T at sight, and L/C at sight under special circumstances. Spot products require 100% payment before shipping; customized products require a 30%-50% deposit, with the balance settled before delivery.
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