1. Introduction
Thank you for choosing the INGCO CSSLI20258 20V Cordless Straight Shear. This manual provides essential information for the safe and efficient operation, maintenance, and troubleshooting of your new tool. Please read this manual thoroughly before first use and keep it for future reference.
The INGCO CSSLI20258 is designed for precision and efficiency in garden maintenance, ideal for trimming and shaping hedges, shrubs, and delicate plants with a cutting diameter of up to 25mm. Its brushless motor ensures enhanced performance and longevity.
2. Safety Instructions
WARNING: Read all safety warnings, instructions, illustrations, and specifications provided with this power tool. Failure to follow all instructions listed below may result in electric shock, fire, and/or serious injury.
2.1 General Power Tool Safety
- Keep work area clean and well lit. Cluttered or dark areas invite accidents.
- Do not operate power tools in explosive atmospheres, such as in the presence of flammable liquids, gases, or dust.
- Keep children and bystanders away while operating a power tool. Distractions can cause you to lose control.
2.2 Electrical Safety
- Avoid body contact with earthed or grounded surfaces, such as pipes, radiators, ranges, and refrigerators.
- Do not expose power tools to rain or wet conditions. Water entering a power tool will increase the risk of electric shock.
2.3 Personal Safety
- Always wear eye protection and appropriate personal protective equipment (PPE) such as gloves, non-skid safety shoes, and hearing protection.
- Stay alert, watch what you are doing, and use common sense when operating a power tool.
- Do not overreach. Keep proper footing and balance at all times.
2.4 Shear Specific Safety
- Keep hands away from cutting blades.
- Ensure the tool is switched off and the battery is removed before performing any adjustments, changing accessories, or storing the tool.
- Inspect the cutting blades for damage before each use. Do not use if blades are bent or dull.
2.5 Battery Safety
This tool uses a 20V lithium-ion battery. Handle batteries with care to avoid short-circuiting or damage.
- Only use the charger specified by the manufacturer.
- Do not expose batteries to heat or fire.
- Do not disassemble, crush, or puncture the battery pack.
- Store batteries away from metal objects that could short the terminals.

Image: UN 3481 Lithium Battery Warning Label. This label indicates the product contains lithium-ion batteries and should be handled according to UN 3481 regulations for safe transport and storage.
3. Product Overview
The INGCO CSSLI20258 Cordless Straight Shear is a powerful and versatile tool designed for various garden pruning tasks. Its ergonomic design and brushless motor ensure comfortable and efficient operation.

Image: INGCO CSSLI20258 20V Cordless Straight Shear. This image displays the main components of the tool, including the cutting blades, handle with trigger, and the detachable 20V battery pack.
3.1 Key Features
- Powerful 20V Brushless Motor: Offers efficiency, longer run times, and reduced maintenance.
- 25mm Cutting Diameter: Capable of cutting branches up to 25mm thick.
- Cordless Convenience: Provides freedom of movement without the need for power outlets.
- Lightweight and Ergonomic Design: Ensures comfortable handling during extended use.
- Durable Alloy Steel Blades: For precise and clean cuts.
4. Setup
4.1 Battery Installation and Charging
- Ensure the tool is switched off before installing or removing the battery.
- Align the battery pack with the battery port on the tool handle.
- Slide the battery pack into the port until it clicks securely into place.
- To remove, press the battery release button and slide the battery out.
- For charging, connect the battery to the INGCO 20V charger (sold separately or included in kit). Follow the charger's instructions for proper charging.
4.2 Pre-Operation Check
- Inspect the cutting blades for any signs of damage, dullness, or debris.
- Ensure all screws and fasteners are tight.
- Verify the battery is fully charged and securely installed.
- Wear appropriate personal protective equipment (PPE) including safety glasses and gloves.
5. Operating Instructions
5.1 Starting and Stopping the Tool
- To start the tool, press and hold the safety lock button (if present) and then squeeze the trigger.
- To stop the tool, release the trigger.
- Always ensure the tool is switched off and the battery removed when not in use or when unattended.
5.2 Cutting Techniques
- Position the branch to be cut deep into the blades, close to the pivot point, for maximum leverage and a clean cut.
- Ensure the branch diameter does not exceed the maximum cutting capacity of 25mm. Attempting to cut larger branches can damage the tool or cause injury.
- Make clean, decisive cuts. Avoid twisting the tool during a cut.
- Work systematically, clearing cut branches as you go to maintain a clear work area.

Image: Cordless shear positioned to cut a small branch. This demonstrates the proper placement of the branch within the shear blades for an effective cut.

Image: Close-up view of the shear blades actively cutting through a branch. This highlights the cutting action and blade engagement.

Image: A user wearing gloves operating the cordless shear to prune a branch from a tree. This illustrates the tool in a typical use scenario.
6. Maintenance
Regular maintenance ensures the longevity and optimal performance of your INGCO Cordless Straight Shear. Always remove the battery before performing any maintenance.
6.1 Cleaning
- After each use, clean the blades thoroughly to remove sap, dirt, and debris. Use a stiff brush and a damp cloth.
- For stubborn sap, use a specialized blade cleaner or a solution of warm soapy water. Dry blades completely to prevent rust.
- Wipe down the tool body with a clean, damp cloth. Do not use harsh chemicals or abrasive cleaners.
6.2 Lubrication
- Apply a light coat of machine oil or specialized pruning shear lubricant to the blades and pivot point after cleaning, especially if the tool will be stored for an extended period.
- This helps prevent rust and ensures smooth operation.
6.3 Blade Sharpening
- Dull blades can tear branches and strain the motor. Sharpen blades regularly using a sharpening stone or file, following the original bevel angle.
- If blades are severely damaged or worn, they should be replaced by authorized service personnel.
6.4 Storage
- Store the tool in a dry, secure place, out of reach of children.
- Ensure the blades are clean, dry, and lightly oiled before storage.
- Remove the battery pack from the tool before long-term storage. Store the battery in a cool, dry place, partially charged (around 50%).
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Tool does not start | Battery not charged or improperly installed. Safety lock not engaged. | Ensure battery is fully charged and securely installed. Press safety lock button before squeezing trigger. |
| Poor cutting performance | Dull or dirty blades. Attempting to cut branches too thick. | Clean and sharpen blades. Ensure branch diameter is within 25mm capacity. |
| Tool stops during operation | Battery charge low. Overload protection activated. | Recharge battery. Reduce cutting load; allow tool to cool if overheated. |
| Unusual noise or vibration | Loose components. Damaged blades or motor issue. | Check for loose screws. Inspect blades for damage. If problem persists, contact customer support. |
8. Specifications
| Model Number | CSSLI20258 |
| Brand | Ingco |
| Voltage | 20 Volts |
| Motor Type | Brushless |
| Cutting Diameter | 25 mm (Maximum) |
| Blade Material | Alloy Steel |
| Item Weight | 1.7 kg (1700 Grams) |
| Product Dimensions (LxWxH) | 10 x 41 x 28 cm |
| Power Source | Battery Powered |
9. Warranty and Support
For warranty information, please refer to the warranty card included with your product or visit the official Ingco website. Keep your purchase receipt as proof of purchase.
For technical support, spare parts, or service inquiries, please contact Ingco customer service through their official channels.
- Manufacturer: INGCO
- Importer: INGCO Tools
- For more information, visit: www.ingco.com


