This handmade rasp has the same use as the above. It is raised in the middle, so that the diameter in the center is 10mm and 8mm at the edges.
This handmade rasp is used for smoothing out the inside of bamboo around the mouthpiece after the water-buffalo or plastic insert has been inserted. Can also be used for the bottom of the bamboo. Length:250mm
Ready-made mouthpiece inserts. Ready-made acrylic plastic for mouthpieces. Need only to be sharpened. (Length:100mm, Width: 21mm, Thickness:4.7mm)