Utilizing the lever principle,this machine does not need electric source,and it can be used anywhere with only one-step,and finish grinding with accurate and smooth appearance, which meets the demand of DIY completely.No dust,no need for dust abatement and easy to mill or change for a new blade.
    

This new machine can achieve accurate for angle grinding from 45 to 90,It can cut directly and easily,and it is can be uses in a large woodworking scope for door,window and various kinds of wood crafts.