Angle knife anvil 角刀砧

right-angle knife-edge method 直角刀口法

knife angle 进刀角 ; 刀角

Angle of Rotary Knife 裁刀方位角

Knife Angle plate 刀角板

double angle buttonhole knife 双角钮孔切刀

knife rake angle 刀具前角

knife included angle 刀包角