The ALM Manufacturing GP290 Chainsaw Sharpener is a practical chainsaw maintenance accessory designed for small electric and petrol chainsaws fitted with chains requiring a 5/32 inch sharpening size.

Suitable for compatible chainsaws from popular manufacturers such as Black & Decker and McCulloch, the ALM GP290 provides a convenient solution for maintaining the cutting edges of chainsaw chains.

Regular chain sharpening is an important part of chainsaw maintenance. As a chainsaw is used, its cutting teeth gradually become dull, reducing cutting efficiency and making the saw harder to operate.

The ALM GP290 5/32in Chainsaw Sharpener is intended to help maintain the sharpness of compatible chains, supporting more effective cutting when used correctly.

Whether you're maintaining a small electric chainsaw for garden pruning or a petrol chainsaw for general outdoor cutting tasks, this sharpening accessory is a useful addition to your chainsaw maintenance equipment.

Important: Compatibility is determined by the chain's required sharpening size, not simply by the chainsaw brand or model. Always confirm that your chain requires a 5/32 inch sharpener before use.

Key Benefits

• Genuine ALM Manufacturing chainsaw accessory

• Part number GP290

• Designed for chains requiring a 5/32in sharpening size

• Suitable for compatible small electric chainsaws

• Suitable for compatible small petrol chainsaws

• Suitable for selected Black & Decker chainsaws

• Suitable for selected McCulloch chainsaws

• Useful for routine chainsaw chain maintenance

• Helps maintain sharp cutting teeth

• Practical for home and garden chainsaw servicing

• Suitable for chainsaw owners maintaining compatible cutting chains

5/32 Inch Chainsaw Sharpener

The ALM GP290 is designed for chainsaw chains that require a 5/32 inch sharpening size.

This measurement is important because chainsaw chains use different cutter profiles and sharpening requirements.

Using the correct sharpening size helps ensure that the cutting teeth are maintained according to the chain manufacturer's specification.

Always check the chain's required file or sharpening size before purchasing.

Suitable for Small Electric Chainsaws

The ALM GP290 is suitable for small electric chainsaws fitted with compatible 5/32in chains.

Electric chainsaws are commonly used for domestic garden maintenance, including pruning and cutting suitable timber.

Keeping the chain sharp is an important part of maintaining cutting performance.

Suitable for Small Petrol Chainsaws

The GP290 is also suitable for small petrol chainsaws using chains that require a 5/32in sharpening tool.

A correctly sharpened chain can help maintain efficient cutting and reduce the need to force the saw through timber.

Always follow the chainsaw manufacturer's chain maintenance instructions.

Black & Decker Chainsaw Sharpener

The ALM GP290 is suitable for Black & Decker chainsaws fitted with compatible 5/32in chains.

Not all Black & Decker chainsaws use the same chain specification, so the correct sharpening size must be confirmed before use.

McCulloch Chainsaw Sharpener

The GP290 is also suitable for McCulloch chainsaws fitted with compatible 5/32in chains.

Check the chain manufacturer's sharpening requirements to confirm suitability.

Why Chainsaw Chain Sharpening Matters

Chainsaw cutting teeth gradually become dull through use.

A dull chain may:

• Cut more slowly

• Require greater cutting pressure

• Produce finer sawdust rather than larger wood chips

• Make it more difficult to achieve a controlled cut

• Increase unnecessary strain on the operator and equipment

Correct sharpening and routine maintenance help keep a compatible chainsaw chain in suitable working condition.

A sharp chain does not eliminate kickback or other chainsaw hazards. Safe cutting technique and appropriate protective equipment remain essential.

When to Sharpen Your Chainsaw Chain

Your chainsaw chain may need sharpening when:

• Cutting performance noticeably decreases

• The saw requires more pressure to cut

• The chain produces unusually fine sawdust

• The chain struggles to cut smoothly

• Cutting teeth appear visibly dull

Inspect the chain for damaged or excessively worn teeth before sharpening. A damaged chain may need replacement rather than sharpening.

How to Use

1. Switch off the chainsaw and isolate its power source. Unplug an electric chainsaw or remove its battery, where applicable.

2. For petrol chainsaws, stop the engine, allow it to cool and prevent accidental starting.

3. Confirm that the chain requires a 5/32in sharpening size.

4. Secure the chainsaw safely and follow the manufacturer's instructions for chain sharpening.

5. Inspect the chain for damaged cutters, loose components or excessive wear.

6. Use the ALM GP290 sharpener according to its supplied instructions, maintaining the sharpening angle specified for the chain.

7. Work carefully and consistently across the cutting teeth.

8. Check the chain's condition and follow the manufacturer's guidance on depth gauge maintenance.

9. Ensure the chain is correctly tensioned and lubricated before returning the saw to use.

Important: Chainsaw cutters are sharp even when the machine is switched off. Wear suitable protective gloves and eye protection during maintenance. If you are unsure how to sharpen a chain correctly, seek assistance from a qualified chainsaw servicing professional.

Chainsaw Compatibility

The ALM GP290 is suitable for:

• Small electric chainsaws requiring 5/32in chain sharpening

• Small petrol chainsaws requiring 5/32in chain sharpening

• Compatible Black & Decker chainsaws

• Compatible McCulloch chainsaws

• Other small chainsaws fitted with chains requiring a 5/32in sharpener

Compatibility Note: The chainsaw must be fitted with a chain that specifies a 5/32in sharpening size. Brand compatibility alone does not guarantee suitability.

Ideal For

• Sharpening compatible chainsaw chains

• Small electric chainsaw maintenance

• Small petrol chainsaw maintenance

• Black & Decker chainsaw servicing

• McCulloch chainsaw servicing

• Garden chainsaw maintenance

• Routine chain sharpening

• Maintaining chainsaw cutting performance

• Home and garden machinery servicing

Product Information

Brand: ALM Manufacturing
Product: Chainsaw Sharpener
Part Number: GP290
Type: Chainsaw chain sharpening accessory
Sharpening Size: 5/32 inch
Suitable Chainsaw Types: Small electric and petrol chainsaws
Compatible Brands: Black & Decker, McCulloch and other suitable brands
Compatibility Requirement: Chainsaw chain requiring a 5/32in sharpener
Primary Application: Sharpening compatible chainsaw cutting chains
Primary Use: Routine chainsaw chain maintenance.

WEEE Recycling Producer Registration Number:12889

How do I return my old product to be recycled?

You can return your old product to MyDIY. Waste Electrical and Electronic Equipment (WEEE) is taken back free of charge on a one-for-one, like-for-like basis. Waste batteries including rechargeable batteries are taken back free of charge. You are not obliged to make any purchase when returning old batteries. Each local authority must also accept household WEEE and small batteries free of charge at its recycling facilities. All WEEE and waste batteries must be recycled and should not be placed in any of your household wheelie bins. Make sure you always recycle all your old electrical goods and batteries.

What products can I recycle for free?

You can return anything that is electricaly powered or battery powered. Even your old bicycle lamps can be recycled!.

Do you take back used batteries?

Yes we do. The batteries that we accept are AA, AAA, C or D, powertool batterys and also the flat batteries that are found in watches and toys. Unfortunately we do not accept back any Industrial or car batteries.

Do I need to have made a purchase at MyDIY.ie?

No you don't. You can recycle any of the above items at our store in Inchicore Dublin 8, even if you have not made a purchase with us.

Will you collect my old product?

Yes, but we must be notafied within 14 days of purchase date. You can still arrange to have your old appliance recycled free of charge. Simply bring it back to our Inchicore store and we will ensure that it is disposed of in an environmentally friendly manner.

How much will it cost?

There is no charge to return products to any of our warehouses.

Why should I recycle with MyDIY?

We will ensure that your old product is disposed of correctly to reduce the potentially harmful effects caused on the environment and to conserve natural resources. Further information can be found on weeeireland.ie.

EMC (Environmental Management Cost) Included in the purchase price. 

Gas discharge lamps, LFLs and CFLs €0.15

LED lamps and luminaires €0.05

Large appliances €5.00

Information

Fast & Reliable Shipping with DPD

We ship all orders via DPD, one of Ireland’s most trusted couriers. With DPD’s one-hour delivery window, you won’t have to wait around all day for your MyDIY.ie order!

Delivery Times

Each product on our website is marked with an estimated delivery time. If you order multiple items, your order will arrive based on the item with the longest delivery time. For example, if you buy two next-day items and one 3-day item, the entire order will arrive in 3 days.

While most products arrive in 1-2 days, we offer over 44,000 items, so please allow 4-5 working days for some deliveries. Need it faster? Call us at 01-446692, and we'll do our best to help.

Delivery Charges

• FREE delivery for orders over €150 within Ireland.

• Orders under €150: €8.99 delivery fee.

• International delivery: Charges based on weight—contact us for a quote.

When Will I Receive My Order?

• Most orders ship on a 24-hour courier service (2 working days).

• Larger orders may take 4-5 days, and pallet deliveries require scheduling.

• Orders placed before 2 PM usually ship within 24 hours.

• Orders after 1:30 PM Friday or on weekends ship the following week.

• Busy holiday periods may cause slight delays beyond our control.

Do I Need to Be Home for Delivery?

Yes, someone must sign for deliveries due to item value. If you're not home, DPD will leave a card with re-delivery or collection instructions. After two failed attempts, your order may be returned to us, and a re-delivery fee may apply.

Damaged or Incomplete Orders

We carefully pack all orders, but if something arrives damaged or incomplete, contact us within 24 hours. Report shortages within 3 days of delivery.

International Shipping

We ship to Europe and worldwide, with charges based on weight. Liquid products cannot be shipped internationally due to regulations. Contact us for a quote—we're happy to help!

Customer Service & Returns