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Secure the drill chuck | in a | vise or | similar | rChkey / |
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securing devise. Place | the | chuck | key in |
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one of the three holes so that the chuck |
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body will not turn. |
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Remove the screw from the chuck adapter assembly and screw the chuck adapter into the drill chuck. Use a wrench to tighten the chuck adapter securely, applying about 300-
400kgf . cm
28.9 Ib . ft) torque by applying pressure of
holding the portion 10 cm (4") from the wrench head.]
Open the chuck jaws fully and insert the screw through the chuck opening. Tighten the screw counterclockwise with a screw- driver.
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Screw
8