Twinklefilter Adjustable Wood Soap Mold Loaf Cutter and Beveler / Planer Set Material: Oak Thickness of wood board:15mm Size:about 26.3x12x9cm(10.4" x 4.7" x 3.5") Sharp blade at 3.15 inchs long to fit most bars.Be careful if you 're using. Take all the sharp edges off the bar and leave a smooth finish