While most of the former were relatively small in size and processed using diverse ways of achieving further reductions (such as retouching of the surrounding part of the tool or on one or both of the tool's faces), the latter included large, heavyweight types of points, most of which were formed in such a way as to allow them to be retouched on both sides.
前者は一般的に比較的小形のものが多く、調整も周辺部調整、片面調整、両面調整と多様であるのに対し、後者は長大なものが加わり、大半が両面調整のものへと定式化されていく。