Shank Diameter: Ø3.2mm
Stone Diameter: Ø4mm

This Mini Chain Saw Sharpening Stone is a precision-engineered abrasive tool designed to restore the factory-sharp
edge of your chainsaw with professional accuracy. Keeping a chain properly honed is essential for safe operation and
maximum cutting efficiency, and this high-quality stone makes routine maintenance both fast and simple.

The tool features a 4.0mm stone diameter with a perfectly cylindrical profile, specifically sized to fit the gullets
of smaller chainsaw chains, such as the widely used 3/8′ Low Profile pitch. Its uniform shape ensures that the
cutting angle and depth of each tooth remain consistent, preventing uneven wear and reducing the risk of kickback.
Made from durable, heat-resistant abrasive grains, the stone is built to withstand high-speed friction without
glazing or losing its diameter prematurely.

Mounted on a standard 3.2mm shank, this sharpening bit is fully compatible with most high-speed rotary tools and
dedicated electric chainsaw sharpeners. The precision-centered shank ensures vibration-free operation at high RPMs,
allowing you to focus on the delicate task of honing the cutting edge without hand fatigue. This stability is
crucial for achieving a razor-sharp finish that allows your saw to bite into wood effortlessly.

Whether you are a professional woodworker or a homeowner preparing a seasonal woodpile, this 4.0mm sharpening stone
is a vital accessory for your maintenance kit. By using this tool regularly, you extend the lifespan of your chain
and reduce the strain on your saw’s motor, ensuring a smoother, faster, and safer sawing experience every time.

Application:

• Max rated RPM: 35 000 RPM
• Sharpening chisels, knife edges cutting tools and more.
• Removes sharp edges on cut metal parts.
• Refines contours in metal or stone.
• Removes rust, weld spatter, and surface coating.
• Ceramics: 20 000 – 30 000 RPM
• Glass: 20 000 – 30 000 RPM
• Stonework: 20 000 – 25 000 RPM