General Tools 8561 X1 Face Frame Jig System PATENTED FACE FRAME JOINING JIG SYSTEM  assemble professional quality face frames and cabinet doors in one simple set-up ONE SIMPLE SETUP  align, clamp, bore and pocket hole screw all in one operation ELIMINATE SEPARATE DRILLING - one of a kind jig system saves time and increases productivity by eliminating the need for separate drilling and assembly operations SPECIFICATIONS  jig system accommodates stock from 1-1/4 to 2-1/2 wide, pocket hole spacing adjustment  to 1-1/2, stock thickness adjustment  to 1 INCLUDES  step drill with locking collar and face frame fasteners