500nm Pure Mechanical Pneumatic Torque Wrench for Electricity-Free Environments 0.75 Inch Air Wrench

• Customization: Available
• Application: Assembly Lines, Automotive Repair, Construction Sites, Heavy Machinery Maintenance, Mining & Oil Gas
• Certification: CE, ISO9001
• Model NO.: BRPW-M500
• Condition: New
• Customized: Customized
• Handle Type: Pistol Grip
• Impact Mechanism: Non Impact Design
• Maximum Torque: 368.78 FT.Lbs
• Speed: 25 Rpm
• Torque Value: 130-500 Nm
• Square Drive: 0.75 Inch
• Accuracy: ±5%
• Parts: Torque Gun + Frl Unit + Reaction Arm
• Gearbox: Planatery Multi-Stage Gearbox
• Gear Wear-Resistant Design: Wear-Resistant Copper Ring
• Working Noise: Less Than 85db
• Gas Source Connecting: Automatic Locking Bayonet
• Output Torque: Within 80% of The Maximum Torque
• Wrench Type: Non-Impact Pneumatic Wrench
• Net Weight: 6.8kg
• Working Style: Pneumatic
• Transport Package: Portable Toolbox + Cardboard Box
• Specification: 180x67x220mm
• Trademark: Baier
• Origin: Wuhan, China
• HS Code: 8467190000
• Production Capacity: 800 Pieces/Month
• Package Size: 22.00cm * 25.00cm * 11.00cm
• Package Gross Weight: 15.000kg

Product Description

Baier CE Certified Pure Mechanical Air Nut Runner ±5% Accuracy Electricity-Free Torque Tool

The BRPW-M series pure mechanical air nut runner is the ultimate solution for precise and safe industrial fastening. CE certified and designed with an advanced multi-stage carburized gearbox, it delivers a highly accurate ±5% torque output. Ideal for European manufacturing and heavy machinery sectors, this electricity-free torque tool guarantees zero-impact performance and unmatched consistency in complex assembly lines.

A. Spark-Free Hazardous Area Safe:

 Operates entirely without electrical components, providing a reliable, explosion-proof bolting solution perfectly suited for petrochemical plants and flammable environments.

B. Extended Tool Service Life:

 Incorporates a reinforced outer drive shaft with copper rings and a hardened gear coating, reducing the gear failure rate and outlasting similar pneumatic tools.

C. Consistent & Impact-Free Bolting:

Delivers smooth, stable torque with ±5% precision and zero impact rate, protecting critical flange joints and ensuring uniform load distribution across bolts.

D. Continuous Production Efficiency:

Equipped with a high-performance air motor that runs continuously without thermal downtime, vastly improving assembly efficiency on large-scale production lines.

E. Flexible System Compatibility:

Comes with a variety of standard and customizable reaction arms (such as Z-type or sliding type) to seamlessly adapt to tight spaces and unconventional bolting angles.

Feature of Baier Pneumatic Torque Wrench

* Pneumatic motor: Adopting a multi blade pneumatic motor, providing high speed and strong power. High quality motors can ensure stable torque output and long lifespan.
* 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.

Boost Durability and Reduce Downtime with Baier Pneumatic Torque Wrenches!

Unbeatable Durability: Baier's Reinforced Gearbox Technology

In high-frequency industrial applications, the drive axle of pneumatic torque wrench is prone to wear, leading to frequent replacements and costly downtime. At Baier, we've engineered a smart and robust solution:

* Reinforced Drive Axle with Wear-Resistant Copper Ring
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.

Extended Tool Life: The hardened copper ring acts as a sacrificial element, protecting the core drive axle. Once worn, it can be easily replaced, increasing the wrench's lifespan by 4-5 times.
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.

Upgrade Your Toolkit with Baier. Drive Smarter, Harder, and Longer.

The gearbox of pneumatic wrench is often the first component to fail—leading to downtime, maintenance costs, and reduced productivity. At Baier, we tackle this challenge head-on with two groundbreaking enhancements to our gearbox design:

* Precision Heat Treatment at 53°C
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.

* Deep Carburizing Layer – Up to 1.5mm
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.

Upgrade to torque wrench that work harder, last longer, and perform smarter. Choose Baier for unparalleled durability and stability in every turn.

Forged Reaction Arms For Pneumatic Torque Wrenches

We offer a wide range of reaction arms, including trunk type, Z type, double force type, four-point type, and sliding socket type, designed for various applications. Customized reaction arms are also available to meet specific requirements. Our products ensure high precision, durability, and optimal performance for diverse industrial needs.

NON IMPACT Pneumatic Torque Wrench Technical Parameters

Note: Parameters may vary by model. Consult datasheets for specifics.

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

Certifications

After Sales Service

1. Warranty Policy
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.

Note: Specific terms shall be subject to the product manual or Baier's latest policies. In case of any dispute, our company reserves the right of final interpretation.

Baier Cordless Torque Wrench - a professional tool that requires more professional support!

Company Profile

Baier Hydraulic Power (Wuhan) Co., Ltd – Your Trusted Partner in Bolting Solutions

Founded in 2007, Baier Hydraulic Power (Wuhan) Co., Ltd. is a high-tech enterprise specializing in the R&D, production, and sales of professional bolting tools and engineering solutions. With a strong commitment to innovation and quality, we have established ourselves as a leading provider of hydraulic, electric, and pneumatic torque tools, serving clients across diverse industries worldwide.

Core Competencies & Technological Leadership
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:

 - Hydraulic Torque Wrenches – High-power tools for critical industrial bolting.
 - 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.

Backed by 70+ patents and certifications (ISO, SGS, CE), our in-house R&D team continuously enhances product performance, integrating automation and IoT capabilities to meet evolving market demands.

Manufacturing Strength & Global Reach
 - 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:

 - 24/7 technical consulting.
 - On-site training and maintenance services.
 - Customized solutions for unique project requirements.

Mission: To redefine bolting technology through innovation, reliability, and unwavering customer focus.

Join hands with Baier—where engineering excellence meets enduring partnerships!

Reasons to Choose Baier Hydraulic Power (Wuhan) Co., Ltd

Baier's Comprehensive Product Portfolio

Industry-Leading Expertise

Specialized in bolting solutions since 2007, with deep technical know-how in hydraulic, electric, and pneumatic torque tools for heavy-duty applications.
Innovation-Driven Technology

70+ patents and ongoing R&D investments ensure cutting-edge products with smart features (e.g., precision torque control).
Certified Quality Assurance

Internationally recognized certifications (ISO, SGS, CE) guarantee compliance with stringent safety and performance standards.
Comprehensive Product Range

One-stop solutions: From hydraulic torque wrenches to bolt tensioners and pump stations, covering all industrial bolting needs.
Robust Manufacturing Capabilities

12,000m² production facility with 50+ advanced machines and 100+ skilled workers, ensuring scalable, high-quality output.
Global Trust & Local Support

Proven track record serving Fortune 500 clients worldwide, backed by 24/7 technical support and customized service.
Cost-Effective & Reliable

Competitive pricing without compromising durability, paired with lifetime software upgrades and responsive after-sales care.

Expand Your Business with Baier! - Join our growing network today!

We're seeking global distributors for our premium hydraulic tools.

* High-precision torque solutions

* Industry leading technology

* Complete product range (wrenches, pullers, tensioners)

* Dedicated local support & training

Enjoy competitive margins, marketing support, and exclusive regional rights. Ideal for industrial equipment suppliers.

Baier—Where Precision Meets Power!

Electric Torque Wrenches

- Plug-in Electric Torque Wrenches: High-precision, corded models for stable power supply in workshop environments.
- 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

Lightweight, explosion-proof designs suitable for oil & gas, petrochemical, and hazardous environments.
Hydraulic Torque Wrenches

High-torque output (up to 180,000 N·m) for heavy industrial applications like wind turbines and pipeline flanges.
Bolt Tensioners

Hydraulic bolt tensioning systems for even load distribution in critical joints.
Nut Splitters

Hydraulic nut cutters for safe removal of corroded or over-torqued nuts.
Flange Tools

Specialized flange spreaders, alignment pins, and sealing surface repair tools.
Hydraulic Jacks

High-capacity lifting jacks (5-1,000 tons) for machinery installation and maintenance.
Hydraulic Power Packs

Electric/pneumatic hydraulic pumps to drive torque wrenches, tensioners, and other tools.
Hydraulic Pullers (Hydraulic Rams)

Bearing pullers and gear removers with minimal space requirements.

Baier—Your Full-Spectrum Bolting Technology Partner!
All products comply with ISO, CE, and ATEX standards for global industrial applications.

FAQ

1. Q: What after-sales service do you provide?
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.

2. Q: Do you have local agents or service outlets?
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!

3. Q: How long does it take to deliver the product?
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.

4. Q: Can you deliver to our local area?
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.

5. Q: What is your payment terms?
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.