??Scope of application?? The mower blade sharpener with a flapper wheel is suitable for grinding 7-14 cm wide blades. Includes 4 adapter pins to sharpen standard straight, mulching and high-lift mower blades. ??Excellent design?? 15??-45?? Adjustable.The rotatable head allows grinding the cover blade. The crank arm is upgraded to connect by bearings to avoid angular deviation. ??High-quality material?? Made of high-quality iron metal material. Completely portable with the use of a cordless grinder. The mounting bracket can be attached to a truck or trailer for use away from shops. ??Quick Cut?? The sharpener with unique design has a vice head to hold the mower blade and an articulating arm to attach the grinder. Holds blades securely to perfectly sharpen mulching blades in a matter of seconds. Grinding multiple blades simply and flawlessly. ??Quality Assurance?? 2 years of quality assurance, free return and exchange, SoCiMa for a true worry-free experience.Lawn mower blade sharpene