[FAST AND EFFECTIVE] This chainsaw sharpener is not only fast but also precise. Your chainsaw will be sharp and will only take seconds. You can quickly and easily sharpen the chain without removing it. Keeps the saw chain oiled for less friction and longer life. [PORTABLE DESIGN AND PLUG-IN DESIGN] With its compact size, you can take the electric chainsaw sharpener with you wherever you go. that you go. The plug-in design ensures that you don't have to worry about the chainsaw sharpening malfunctioning. You can polish your chainsaw chain neatly, these are useful parts and accessories for the chainsaw. [TIME SAVING AND EFFICIENCY] You can polish the chain with an electric chainsaw sharpener without removing the chain of chainsaw. With a speed of 30,000 RPM, the abrasive chain works quickly and easily, keeping your chain in top condition and saving money using your own chainsaw sharpening tool. [HIGH HARDNESS HIGH RESISTANCE TO HEAT] Steel grinding heads are characterized by high hardness, high wear resistance, high heat resistance and impact resistance, so you don't have to worry about damaging them. [HIGH QUALITY AND EASY TO REPLACE BORE CHISEL] The electric chainsaw sharpening set is made of high quality material and uses pure copper core, high strength and durability. The chuck has better locking force and can be easily replaced with grinding units. Properties: USE WITH ELECTRIC SANDERS This product is an accessory kit for an electric grinder and must be used with an electric grinder. HIGH HARDNESS HIGH HEAT RESISTANCE The heads high speed steel grinding wheels are characterized by high hardness, high wear resistance, high heat resistance and high impact resistance, so you don't have to worry about damaging them. QUICK AND EFFICIENT This special kit allows you to sharpen dull, slow-cutting chainsaws quickly and easily . Specification: Material: Plastic + Metal Connection voltage: AC 220V Weight: approx. 52 g Applicable machine: Electric grinding machine with an outer thread diameter of 18mm Color: Red, orange, yellow, black, blue (randomly sent) Package List: 1 x Chainsaw Sharpener 3 x Whetstones 1 x Key