this review title is: maybe it is better and i am using it wrong and the content is: this is not the typr of glass file i am used to maybe it is better and i am using it wrong it feels like there is a fine metal file inbedded in the glass it does not do much it is so fine i bitmap like finer grit but this left me unimpressed.there are other information for this review, one is this reviewer did not purchase it and the other is 0 people think this review is helpful.