Adjustable stop apparatus for register punch

An adjustable stop apparatus for a punch having a board with a top surface and punch means for placing at least one hole in a sheet member comprising:

• a body mounted on the board adjacent the punch means, said body having a lip spaced above the top surface of the board providing a slot to accommodate an edge of the sheet member, a cylindrical member located between the lip and board, means rotatably mounting the cylindrical member on said body for rotation about an axis generally parallel to the top surface of the board, said cylindrical member having a front end facing said slot, said front end having a plurality of transverse faces circumferentially and longitudinally spaced from each other providing stops for aligning the sheet member with the punch means in selected positions, means operably connected to the cylindrical member to rotate the cylindrical member to a selected position, and means for retaining the cylindrical member in the selected position whereby one of the faces on the front end of the cylindrical member provides a stop for the sheet member which aligns the sheet member with respect to the punch means to place at least one hole in the sheet member in a selected position.