Safe and FastProtect your hands from injury. You don't need to touch the inside with your hands when using the tool. It is very safe to use. The bar-type chain saw sharpener provides a simple and quick method of sharpening the chain saw. It only takes 3-5 seconds to sharpen the chain saw, which greatly improves productivity and saves time. . The most practical tool and the best gift for your father or husband Premium Quality Saw Chain Sharpener This chainsaw sharpener is made of high quality ABS plastic and durable sharpening stone. Three sharpening stones are provided for replacement. Please note that the grinding wheel has high wear resistance, keep the chain and guide rod oiled to reduce friction and help extend the service life of the product, so that you can continue to use this chainsaw sharpener all the time. Easy to Use and Carry This chainsaw sharpener provides a simple and quick method to sharpen the chainsaw chain. The stihl chainsaw sharpener is lightweight, easy to carry and easy to use outdoors, protecting your hands from injury. In just 3 to 5 seconds, your chainsaw chain will be sharp again. Your hands don't need to touch the sharpening stone, just press the chainsaw. Suitable for 14-20 inch chainsaw chainThis chain saw blade sharpener is designed with 2 holes to fix the sharpening knife, one hole is fixed, the other is adjustable, very flexible to install. If the blade is single hole, you can unscrew 6 screws and then remove the movable sliding rivet, then install and use it. It is suitable for 14/16/18/20 inch chainsaw chain, except for the 16 inch ECHO chainsaw. 3 Detachable Sharpening Stone The sharpening stone is detachable and replaceable. If it is loose after opening the package, don't worry, you can open the chain sharpening kit and reinsert the stone into the black clamps which are designed to fix the stone, which ensures the tool can do the job well. 5 detachable sharpening stones are included for changing. Suitable for 14-20 inch guide bars and 2-hole chainsaw bar. INSTALLATION: Step 1: Open the chain sharpener Step 2: Attach the chainsaw to the hole of the chainsaw sharpener Step 3: Close the electric chain sharpener and press the lock. Step 4: Start the chainsaw and press until it touches the sharpening stone for 3-5 seconds. Tips for use: 1.Close the chainsaw sharpener and make sure it is locked and secure before using it. Remember to fix and tighten the screws when sharpening the chain. 2.2. To ensure the safety of the chainsaw, you should press the chain sharpener kit lightly to avoid excessive sharpening and damage to the sprocket and sharpening stone. 3.You can also put some bar oil on the sharpening stone inside the universal chainsaw sharpener, this will extend the life of the stone and chain. The tub includes: 1 Chainsaw Sharpener 5 Sharpening Stones Package Included: The package includes 18 pieces of gold/silver chainsaw sharpening heads, with three different diameters, 5/32", 3/16" and 7/32" or 4 mm, 4.8 mm and 5.5 mm. Each size has 6 A total of 18 pieces, fully meet your individual needs. Chainsaw Abrasives: Our chainsaw abrasives are designed with emery for grinding, polishing, engraving and sharpening.