Also baulk-line . A straight line drawn 29 inches (73.66 cm) from the face of the baulk cushion on a standard 6 12 foot snooker table. Its positioning varies on other sizes of tables. Baulk lines may also be drawn on English billiards tables, and even British-style pool tables. The baulk line is an integral part of the "D". The baulk line 's position is always determined by measurement from the baulk cushion , in contrast to the similar but different head string , the position of which is determined by the diamonds. Not to be confused with balkline .