Premium Quality Saw Chain SharpenerThis 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 life of the product, so that you can continue to use this saw sharpener. chain all the time. Safe and FastProtect your hands from hurting. You don't need to touch the inside with your hands when using the tool. It is very safe to use. The Bar Type Chainsaw Sharpener provides a quick and easy method of chainsaw sharpening. It only takes 3-5 seconds to sharpen the chainsaw, greatly improving productivity and saving time. . The most practical tool and the best gift for your father or your husband Suitable for 14-20 inch chainsaw chainThis chainsaw blade sharpener is designed with 2 holes to fix the chain saw blade. sharpening, one hole is fixed, the other is adjustable, very flexible to install. If the blade is single-hole, you can unscrew 6 screws then remove the movable sliding rivet, then install and use. It fits for 14/16/18/20 inch chainsaw chain except ECHO 16 inch chainsaw. Easy to Use and CarryThis chainsaw blade sharpening kit is lightweight and portable, easy to use outdoors. Simply install the sharpening stone correctly, attach the chainsaw to the sharpener hole, then close and lock the portable chainsaw sharpener. Finally, easily clamp the foot of the chainsaw sharpener and start using it. You can sharpen your tools anytime and anywhere. 3 Detachable Whetstone The whetstone 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 that the tool can do the job well.