Using the wrench(es) provided, turn the collet nut (J) clockwise while holding the spindle shaft with the second wrench. [On the DW618, depress the spindle lock button (I) to hold the spindle shaft.

• 按住轴锁按钮（I），转动夹头直到轴锁锁住轴杆，这是用随机所带的扳手顺时针拧紧夹头螺母即可。