1、QUICK SHARPENING: The new chain serration sharpener provides an easy and quick way to sharpen chain knives. Chainsaw cleans dull chains again in 2-4 seconds 2、PORTABLE AND PROTECTIVE: Chainsaw sharpening tool is lightweight and easy to carry for outdoor use, with a guide bracket to protect your hands from injury 3、CONVENIENT READY TO USE: The chainsaw sharpening tool is installed in the chain and ready to use, allowing your chain to sharpen in a short time 4、MORE EFFICIENT WORK: Very convenient for those who work outdoors. The chainsaw can be sharpened anytime and anywhere, which will make your work easier and more efficient 5、CORROSION RESISTANT ALUMINUM ALLOY: Made of good quality aluminum alloy material, light weight, possess good strength and good corrosion resistance Item Type: Chainsaw Sharpener Tool Kit Material: Aluminum alloy Color: Yellow, red, silver Usage: Saw chain sharpener 1 x Hand Chain Sharpener 1 x Guide Bracket 1 x Hand Shaker 3 x Grinding Head 1 x Wrench 2 x Nut 2 x Plastic Thumb Nut 1 x User Manual