30cm Lawn Mower Blade Sharpener – Up to 12″ Cutting Width
Restore a clean, precise lawn cut with this easy-to-use lawn mower blade sharpener, designed to re-sharpen cylinder mower blades to the correct cutting angle.
- Cylinder mower sharpener designed to fit cylinders up to 30cm (12″), 32-38 cm (15″), and 46-51cm (20″).
- Extends blade life while reducing mowing effort
- Sharpens automatically to the correct angle
- Cleaner cuts, healthier lawn
- Simple home sharpening – no specialist tools required

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Why Choose the Multi-Sharp Lawn Mower Blade Sharpener?
This lawn mower blade sharpener is designed to give cylinder mowers a new lease of life – without the cost or inconvenience of professional regrinding.
Since Multi-Sharp was established in 1978, we are proud to have sold lawn mower blade sharpeners to close to one million gardeners who value precision and performance. Our product is recommended in the best selling garden book ‘The Lawn Expert’ by Dr Hessay.
Fitting directly to the mower’s bottom plate, the sharpener allows the blades to sharpen themselves as they rotate against a high-quality abrasive, automatically restoring the correct cutting angle.
Key Benefits
- Restores a sharp, clean cutting edge to cylinder mower blades
- Sharpens blades to the correct angle
- Produces a smoother, cleaner cut with less mowing effort
- Extends the working life of lawn mower blades
- Simple, safe, and easy to use at home
- Full step-by-step instructions included
- Recommended in ‘The Lawn Expert’ the 3 million best seller by Dr D. G. Hessayon.
Cutting width is straight-across measure from one side of the cylinder blades to the other side, ie. not along the curved blades.
Accurate Sharpening for Better Lawn Results
A well-sharpened cylinder mower cuts grass cleanly rather than tearing it. Used correctly, this lawn mower blade sharpener helps ensure:
- Cleaner, more even grass cuts
- Reduced strain when mowing
- Healthier lawn appearance over time
The powerful aluminium oxide abrasive sharpens even heavily worn blades. Three self-adhesive abrasive strips are supplied, with replacements readily available to keep your mower performing at its best for years.
Compatibility & Fit
This lawn mower blade sharpener is suitable for:
- All makes and models of cylinder mowers
- Petrol, mains electric, battery, and handheld mowers
- Cutting width for up to 30cm (12″), or up to 32-38 cm (15″), or 46-51cm (20″).
- Excludes Webb mowers
Note: Cutting width is measured straight across from one side of the cylinder blades to the other, not along the curve of the blades.
We also offer this lawn mower blade sharpener in 32–38cm and 40–51cm cutting widths.
Recommended & Trusted
Recommended in “The Lawn Expert” , the 3-million-copy bestseller by Dr D. G. Hessayon, reinforcing the reliability and effectiveness of this sharpening solution.
Accessories & Maintenance
- Replacement abrasives available (6 pack) for all Multi-Sharp models
- Designed for long-term maintenance and repeated use
Used regularly, this lawn mower blade sharpener reduces the need for costly replacements and keeps your mower cutting like new.
What do our customers say?
Get firsthand insights from people who use Multi-Sharp Precision Sharpening Tools:
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