Production discontinied, 2023
The B rasp is for rounding out the outside of the insert itself(when makinig your own insert).
Middle Joint Rasps A+B, ¥19580
Middle Joint Rasp A (With Handle), ¥10230
Joint-Forming Tool-M, ¥8470
Wooden Joint Section Insert L, ¥1100
9-Blade Saw for Joint Making, ¥3850