Package contents - 12 pieces chainsaw whetstones included in the package. Material and construction - Whetstone with metal components for a sturdy build. - High hardness, robustness, and durability to withstand regular use. Size and colour - One size: grinding head diameter about 4 mm (5/32 inch). - Color: purple. Key benefits - Restores and maintains chain sharpness to improve cutting efficiency. - Durable metal and whetstone construction offers long service life. - Small grinding head diameter allows precise sharpening on individual chain teeth. - Pack of 12 provides multiple replacements for ongoing maintenance. What this solves - Enables on-site or workshop sharpening to reduce manual effort and extension of chain life. - Helps maintain consistent cutting performance by keeping teeth properly sharpened. Use scenarios - Workshop maintenance: regularly sharpen chains during routine tool upkeep to keep cutting performance steady. - Field or job site: perform quick touch-ups on chainsaw chains during landscaping, forestry, or construction work to minimize downtime. - Emergency or roadside kits: keep on hand for timely sharpening when a chain dulls during a project or travel.