The A rasp is for rounding out the hole for the joint insert,like the hole reamer above, but has no edge. It leaves a smoother surface, making further polishing usually unnecessary.
Middle joint Rasp B, ¥10230
Wooden Joint Section Insert M, ¥990
Rounded Chisel, ¥5500
Cherry Tree Bark, ¥1320
Middle joint Rasps A+B, ¥19580