Patent ID: 7374377

Claim:
Apparatus comprising: a keyless chuck adapter, the keyless chuck adapter having a longitudinal shaft sized and shaped to be grasped by a mounting chuck of a power tool for rotational driving thereof, the keyless chuck adapter being separate from the mounting chuck; the keyless chuck adapter having a plurality of jaws configured to receive a first bit device detachably mounted therebetween for powering rotational movement thereof, the keyless chuck adapter having a sleeve at an outer circumference of the keyless chuck adapter for opening and closing of the jaws for securely gripping bit devices of different sizes and shapes without using a key or tool; the keyless chuck adapter including a generally cylindrical mounting section defined thereon which is capable of being rotatably driven by the power tool, said generally cylindrical mounting section including at least one locking means thereon or therein, said generally cylindrical mounting section being adapted for insertion into and engagement with a bit holding attachment; and a bit holding attachment having: a mounting cavity sized and shaped to receive a portion of the keyless chuck adapter having the generally cylindrical mounting section, the bit holding attachment having means for engaging the locking means of the generally cylindrical mounting section; and a forward bit securement means at an end of the bit holding attachment opposite a mounting end thereof, for detachably receiving and retaining a second bit device therein.