中粗锉纹 second cut

中纹锉 second out file ; middle-cut file

半圆中锉 half-round middle file

中扁锉 medium flat file

中方锉 medium square file ; middle square file

中细锉 second cut file

中刀锉 middle knife file

中半圆锉 middle half-round file ; round file

中偏锉 middle flat file

中耳锉 middle ear file