1). Assembly the blade into holder, see as below:
(Appearance view) (Exploded view)
2). Loosen the blade adjustment nut and rotate the shank to adjust the
length of the exposed blade tip. Determine the tip length according to
the thickness of the material.
Correct Blade tip is too long Blade tip is too short
3
)
Press the pressing rod when you want to change blade. Take out
the blade when it is exposed.
Tips:
Do not touch the blade tip by finger,
otherwise, your finger will be injured and the
tip will be blunt.