Patent ID: 7513722

Claim:
A stop for a drill bit having a shaft defining an axis, said stop comprising: a first member including a rear surface extending radially away from the axis of the drill bit, and a collet, said collet being configured to receive said shaft of said drill bit, said collet being positionable along said shaft of said drill bit, said collet being capable of receiving shafts having a range of diameters, and said collet including a plurality of flexible fingers, said fingers being deformably mounted to said rear surface, and said fingers being separated from one another by at least one generally “L”-shaped slot, said at least one slot extending radially inward from between said fingers into said rear surface of said first member; a second member including a clamp, for clamping said first member in a desired position along said shaft of said drill bit by releasably securing said collet in a desired position along said shaft of said drill bit; and an abutment on one of said first and second members, for limiting the depth of penetration of said drill bit into an object, said abutment being releasably securable in a fixed position along said shaft of said drill bit by said locking of said first and second members.