MINI CHAIN SAW SHARPENING STONE 4.0MM X 3.2MM SHANK

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