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B&Q£109.99Visit shop B&Q - 8Inch Brushless Mini Chainsaw Kit With 2 X 4.0Ah Batteries Auto Oiler And Makita 18V Battery Compatibility
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The Prunarbo 8-Inch Brushless Mini Chainsaw is designed for homeowners and DIY enthusiasts who need a portable, efficient tool for trimming branches, clearing brush, and performing light-duty woodworking tasks. Its key benefit is the combination of a powerful 900W brushless motor and an automatic oiling system, which delivers smooth, fast cutting performance while minimizing maintenance. A notable caveat is that while the tool is highly capable for its size, it is intended for light-to-medium residential yard work rather than heavy-duty forestry or large-scale logging.
| Model Part Number | 6422907332437 |
|---|---|
| Brand | Prunarbo |
While the guide bar is rated for 8 inches, attempting to cut significantly larger logs may cause the motor to strain and reduce the life of the tool.
Each 4000mAh battery provides approximately 40 minutes of continuous cutting time, depending on the hardness of the wood and the pressure applied.
The kit includes the chainsaw and batteries, but you should purchase a dedicated bar-and-chain oil separately for the lubrication system.
The tool is designed to be lightweight and compact, making it easy to operate with one or two hands for extended periods without significant fatigue.
Yes, the tool is designed for compatibility with the Makita 18V battery system, giving you extra power options if you own that brand.
Sharpen the chain whenever you notice a decline in cutting speed or if the tool begins to pull to one side while cutting.
Check the chain tension and adjust if loose. Also, verify that the oil reservoir is full and the chain is sharp.
Clear any sawdust or debris from the oil delivery port near the guide bar and ensure you are using a thin enough chain oil.
Inspect the battery terminals for debris and ensure the charger is securely plugged into a functioning power outlet.
Ensure the battery is fully clicked into place and that the safety button is being pressed simultaneously with the main trigger.
To begin using the Prunarbo chainsaw, ensure both 4000mAh batteries are fully charged. Before your first cut, fill the oil reservoir with a quality bar-and-chain oil to support the automatic lubrication system. When installing a new chain, use the tool-free dial to ensure the chain is snug but can still move freely along the guide bar. For ongoing care, always remove debris from the sprocket area after each use and keep the batteries in a dry, room-temperature environment to maintain capacity. Since the tool is compatible with Makita 18V batteries, ensure that any third-party batteries used are in good condition and free of physical damage before inserting them into the tool housing.
