Patent ID: 8235638

Claim:
An auxiliary constructional component for mounting on a free end of a muzzle ( 40 ) of a setting tool having a press-on feeler ( 42 ), the auxiliary constructional component comprising a base member ( 11 ) securable on the free end of the muzzle ( 40 ); a guide section ( 12 ) for a fastening element ( 30 ) projecting from the base member ( 11 ) and having a through-opening ( 13 ) defining an attachment axis (A) and through which the fastening element is extendable, and an abutment ( 14 ) for the fastening element ( 30 ); and a feeler element ( 20 ) displaceably supported on the base member ( 11 ) for displacement along the attachment axis (A), and projecting in an initial position of the feeler element ( 20 ) beyond a side of the base member ( 11 ) remote from the guide section ( 12 ), and having at least one, radially spaced from the through-opening ( 13 ) of the guide section ( 12 ), placement surface ( 21 ) for supporting the press-on feeler ( 42 ) of the setting tool and for displacing the press-on feeler ( 42 ) from initial position of the press-on feeler ( 42 ) into a setting-ready position of the press-on feeler ( 42 ) upon being displaced from the initial position thereof to a position in which the base member ( 11 ) contacts the a workpiece.