UNIVERSAL DESIGN: This chainsaw blade sharpener works with most chainsaws and saws. This safe and easy to use chainsaw sharpener can sharpen chains and sharpening stones together to sharpen 14/16/18/20 inch two-hole chainsaws anytime, anywhere. SAVE CHAIN: This chainsaw sharpener sharpen dulled saw blades and save the cost of replacing chains QUALITY : Chainsaw Sharpener consists of ABS plastic sharpener and 5 sharpening stones, sturdy and , this chainsaw blade sharpener is and portable, it's an easy to use chainsaw sharpening tool for outdoor use. COMPACT DESIGN: The new chainsaw sharpener provides a simple and fast way to sharpen your saw chain, this chainsaw sharpening tool is easy to use and protects your hands from injury, you don't need to touch your hands to the sharpening stone, just squeeze the chainsaw and sharpen your chainsaw in seconds., Manufacturer: Tuidzljd