the present disclosure provides exemplary collapsible drills and associated methods of use . thus , in one aspect , the disclosure provides a collapsible drill including or comprising a chuck , a piston and a motor section . the chuck can be configured and dimensioned to receive a drill bit . the piston can include a pair of interlocking splines . the motor section drives rotation of the piston and the chuck . depression of the piston can stop rotation of the chuck relative to the piston . in another aspect , the disclosure provides methods of drilling into a material that include providing a collapsible drill , driving rotation of the piston and the chuck with the motor section , and depressing the piston to stop rotation of the chuck relative to the piston .