Bosch GDS 250-LI Professional Cordless Impact Wrench
The Bosch GDS 250-LI Professional is a compact, high-performance cordless impact wrench with a maximum torque of 250 Nm . Features include ABR (Auto Bolt Release) for automatic shut-off in reverse mode, a 1/2″ square tool holder with friction ring for easy socket changes, and a robust gearbox for long lifetime . Compatible with all Bosch Professional 18V batteries and chargers (Professional 18V System) . Weight: 1.2 kg (excluding battery) . Suitable for heavy-duty bolting applications on bolts from M10 to M18. Order number: 0.601.9G6.1L0.
Table of Contents
ToggleBosch GDS 250-LI Professional Cordless Impact Wrench
PRIMARY USES
1. Heavy-Duty Bolting for Construction and Maintenance
Primary Use: A professional 18V cordless impact wrench (250 Nm torque) designed for heavy-duty bolting applications in construction, metalwork, and maintenance. Essential for steel erectors, fitters, mechanics, and construction professionals requiring reliable, high-torque fastening in demanding environments.
How it helps: For steel erectors, fitters, and construction professionals, the impact wrench delivers professional-grade performance with a powerful fastening torque of up to 250 Nm . The compact and lightweight design (1.2 kg) ensures strong performance and flexibility when working in confined spaces, while the 1/2″ square tool holder with friction ring enables easy socket changes . The ABR (Auto Bolt Release) function prevents nut runoff by shutting the tool off automatically in reverse mode .
2. Versatile Fastening Applications
Primary Use: Designed for tightening and loosening bolts ranging from M10 to M18, making it suitable for a wide range of construction and maintenance tasks .
How it helps: The impact wrench delivers a no-load speed of 0-2,400 rpm, ensuring fast working progress . The efficient motor with interchangeable carbon brushes and robust gearbox ensure long lifetime and durability on the job site.

SECONDARY USES
1. Steel Structure Assembly: Tightens bolts in steel frame construction.
2. Metal Fabrication: Fastens components in metal fabrication workshops.
3. Automotive and Machinery Maintenance: Suitable for general bolting tasks.
4. Installation and Assembly: Ideal for installation of heavy equipment and components.
1. BASIC IDENTIFICATION ATTRIBUTES
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Device Type: Cordless impact wrench; not a medical device.
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Designation: Bosch GDS 250-LI Professional
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Order Number: 0.601.9G6.1L0 (with quick charger and 2x 4.0Ah batteries)
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Battery Voltage: 18.0 V
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Torque, Max: 250 Nm
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Tool Holder: 1/2" Square
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Screw Diameter: M10 - M18
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Weight (excl. battery): 1.2 kg
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Country of Origin: Not specified
2. TECHNICAL & PERFORMANCE PROPERTIES
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Primary Action: Impact wrenching via high-torque motor.
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No-Load Speed: 0-2,400 rpm
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Impact Rate: 0-3,300 bpm
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ABR (Auto Bolt Release): Shuts off automatically in reverse mode to prevent nut runoff
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Motor: Efficient motor with interchangeable carbon brushes for long lifetime
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Gearbox: Anti-rock gearbox design for longer service life
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Battery Compatibility: Compatible with all Bosch Professional 18V batteries and chargers (Professional 18V System)
3. PHYSICAL & OPERATIONAL PROPERTIES
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Preparation: Insert a compatible Bosch Professional 18V battery until it clicks into place.
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Usage Instructions: Attach the appropriate socket to the 1/2" square tool holder. Adjust speed with the variable speed trigger. Use the forward/reverse switch to change direction.
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Socket Retention: Friction ring for easy changes; pinhole for securing socket
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Ergonomics: Compact, lightweight design for flexible working
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Lighting: LED illuminates the workspace
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Storage Conditions: Store in a dry, secure place.
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Cleaning: Clean housing with soft, dry cloth.
4. SAFETY & COMPLIANCE ATTRIBUTES
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Safety Classification: High-torque cordless power tool; risk of injury from rotational force and kickback. Eye protection, hearing protection, and protective gloves recommended.
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Included Accessories (with kit): 2 x battery GBA 18V 4.0Ah, Quick charger GAL 18V-40 Professional
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Protection: Integrated electronic cell protection for battery durability.
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Regulatory: Complies with applicable safety standards.
5. STORAGE & HANDLING ATTRIBUTES
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Storage: Store in a dry, secure place.
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Inspection: Regularly inspect sockets for wear. Check that the tool holder and battery contacts are clean.
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Usage: Ensure the socket is firmly seated before use.
1. SAFETY PRECAUTIONS
Personal Protective Equipment (PPE): Always wear safety goggles when operating the tool. Use hearing protection and heavy-duty gloves when working on impact tasks. Use respiratory protection when working in dusty environments.
Electrical Safety: Use with original Bosch Professional batteries and chargers only (Professional 18V System). Do not use damaged batteries or chargers.
Kickback and Injury Hazard: Maintain a firm grip and proper stance. Ensure the socket is securely attached before use. Do not wear loose clothing or jewellery that could become entangled.
Maintenance: Remove the battery before changing sockets or performing maintenance. Allow the tool to cool before storing.
Training requirement: Operators should be familiar with correct usage and safety procedures.
2. FIRST AID MEASURES
Eye Injury (debris): Do not rub. Rinse immediately with plenty of clean water for at least 15 minutes, holding eyelids open. Seek medical attention.
Cut Injury: Apply direct pressure to stop bleeding. Clean wound with clean water. Cover with sterile dressing. Seek medical attention if bleeding is profuse or the wound is deep.
Skin Contact (dust): Wash skin with soap and water. If irritation develops, seek medical attention.
Inhalation of Dust: Move a person to fresh air. If symptoms persist (coughing, difficulty breathing), seek medical attention.
3. FIRE FIGHTING MEASURES
Flammability: The tool casing may burn if exposed to fire. Lithium-ion batteries can leak or rupture if exposed to high temperatures.
Extinguishing Media: Use water spray, foam, dry chemical powder, or carbon dioxide (CO₂) for fires involving tools.
Fire Response: In event of fire, evacuate the area and call emergency services. Use appropriate extinguishers; water may be used for general fires but not for electrical fires where live equipment is involved.
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